@@ -1,792 +1,788 | |||||
1 | /* |
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1 | /* | |
2 | * |
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2 | * | |
3 | * Copyright (C) 2006 MeVis Research GmbH All Rights Reserved. |
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3 | * Copyright (C) 2006 MeVis Research GmbH All Rights Reserved. | |
4 | * |
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4 | * | |
5 | * This library is free software; you can redistribute it and/or |
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5 | * This library is free software; you can redistribute it and/or | |
6 | * modify it under the terms of the GNU Lesser General Public |
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6 | * modify it under the terms of the GNU Lesser General Public | |
7 | * License as published by the Free Software Foundation; either |
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7 | * License as published by the Free Software Foundation; either | |
8 | * version 2.1 of the License, or (at your option) any later version. |
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8 | * version 2.1 of the License, or (at your option) any later version. | |
9 | * |
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9 | * | |
10 | * This library is distributed in the hope that it will be useful, |
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10 | * This library is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | * Lesser General Public License for more details. |
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13 | * Lesser General Public License for more details. | |
14 | * |
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14 | * | |
15 | * Further, this software is distributed without any warranty that it is |
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15 | * Further, this software is distributed without any warranty that it is | |
16 | * free of the rightful claim of any third person regarding infringement |
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16 | * free of the rightful claim of any third person regarding infringement | |
17 | * or the like. Any license provided herein, whether implied or |
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17 | * or the like. Any license provided herein, whether implied or | |
18 | * otherwise, applies only to this software file. Patent licenses, if |
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18 | * otherwise, applies only to this software file. Patent licenses, if | |
19 | * any, provided herein do not apply to combinations of this program with |
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19 | * any, provided herein do not apply to combinations of this program with | |
20 | * other software, or any other product whatsoever. |
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20 | * other software, or any other product whatsoever. | |
21 | * |
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21 | * | |
22 | * You should have received a copy of the GNU Lesser General Public |
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22 | * You should have received a copy of the GNU Lesser General Public | |
23 | * License along with this library; if not, write to the Free Software |
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23 | * License along with this library; if not, write to the Free Software | |
24 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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24 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
25 | * |
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25 | * | |
26 | * Contact information: MeVis Research GmbH, Universitaetsallee 29, |
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26 | * Contact information: MeVis Research GmbH, Universitaetsallee 29, | |
27 | * 28359 Bremen, Germany or: |
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27 | * 28359 Bremen, Germany or: | |
28 | * |
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28 | * | |
29 | * http://www.mevis.de |
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29 | * http://www.mevis.de | |
30 | * |
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30 | * | |
31 | */ |
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31 | */ | |
32 |
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32 | |||
33 | //---------------------------------------------------------------------------------- |
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33 | //---------------------------------------------------------------------------------- | |
34 | /*! |
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34 | /*! | |
35 | // \file PythonQtImporter.h |
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35 | // \file PythonQtImporter.h | |
36 | // \author Florian Link |
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36 | // \author Florian Link | |
37 | // \author Last changed by $Author: florian $ |
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37 | // \author Last changed by $Author: florian $ | |
38 | // \date 2006-05 |
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38 | // \date 2006-05 | |
39 | */ |
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39 | */ | |
40 | // This module was inspired by the zipimport.c module of the original |
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40 | // This module was inspired by the zipimport.c module of the original | |
41 | // Python distribution. Most of the functions are identical or slightly |
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41 | // Python distribution. Most of the functions are identical or slightly | |
42 | // modified to do all the loading of Python files via an external file interface. |
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42 | // modified to do all the loading of Python files via an external file interface. | |
43 | // In contrast to zipimport.c, this module also writes *.pyc files |
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43 | // In contrast to zipimport.c, this module also writes *.pyc files | |
44 | // automatically if it has write access/is not inside of a zip file. |
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44 | // automatically if it has write access/is not inside of a zip file. | |
45 | //---------------------------------------------------------------------------------- |
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45 | //---------------------------------------------------------------------------------- | |
46 |
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46 | |||
47 | #include "PythonQtImporter.h" |
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47 | #include "PythonQtImporter.h" | |
48 | #include "PythonQtImportFileInterface.h" |
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48 | #include "PythonQtImportFileInterface.h" | |
49 | #include "PythonQt.h" |
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49 | #include "PythonQt.h" | |
50 | #include <QFile> |
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50 | #include <QFile> | |
51 | #include <QFileInfo> |
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51 | #include <QFileInfo> | |
52 |
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52 | |||
53 | #define IS_SOURCE 0x0 |
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53 | #define IS_SOURCE 0x0 | |
54 | #define IS_BYTECODE 0x1 |
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54 | #define IS_BYTECODE 0x1 | |
55 | #define IS_PACKAGE 0x2 |
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55 | #define IS_PACKAGE 0x2 | |
56 |
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56 | |||
57 | struct st_mlab_searchorder { |
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57 | struct st_mlab_searchorder { | |
58 | char suffix[14]; |
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58 | char suffix[14]; | |
59 | int type; |
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59 | int type; | |
60 | }; |
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60 | }; | |
61 |
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61 | |||
62 | /* mlab_searchorder defines how we search for a module in the Zip |
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62 | /* mlab_searchorder defines how we search for a module in the Zip | |
63 | archive: we first search for a package __init__, then for |
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63 | archive: we first search for a package __init__, then for | |
64 | non-package .pyc, .pyo and .py entries. The .pyc and .pyo entries |
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64 | non-package .pyc, .pyo and .py entries. The .pyc and .pyo entries | |
65 | are swapped by initmlabimport() if we run in optimized mode. Also, |
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65 | are swapped by initmlabimport() if we run in optimized mode. Also, | |
66 | '/' is replaced by SEP there. */ |
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66 | '/' is replaced by SEP there. */ | |
67 | struct st_mlab_searchorder mlab_searchorder[] = { |
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67 | struct st_mlab_searchorder mlab_searchorder[] = { | |
68 | {"/__init__.pyc", IS_PACKAGE | IS_BYTECODE}, |
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68 | {"/__init__.pyc", IS_PACKAGE | IS_BYTECODE}, | |
69 | {"/__init__.pyo", IS_PACKAGE | IS_BYTECODE}, |
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69 | {"/__init__.pyo", IS_PACKAGE | IS_BYTECODE}, | |
70 | {"/__init__.py", IS_PACKAGE | IS_SOURCE}, |
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70 | {"/__init__.py", IS_PACKAGE | IS_SOURCE}, | |
71 | {".pyc", IS_BYTECODE}, |
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71 | {".pyc", IS_BYTECODE}, | |
72 | {".pyo", IS_BYTECODE}, |
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72 | {".pyo", IS_BYTECODE}, | |
73 | {".py", IS_SOURCE}, |
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73 | {".py", IS_SOURCE}, | |
74 | {"", 0} |
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74 | {"", 0} | |
75 | }; |
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75 | }; | |
76 |
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76 | |||
77 | extern PyTypeObject PythonQtImporter_Type; |
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77 | extern PyTypeObject PythonQtImporter_Type; | |
78 | PyObject *PythonQtImportError; |
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78 | PyObject *PythonQtImportError; | |
79 |
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79 | |||
80 | QString PythonQtImport::getSubName(const QString& str) |
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80 | QString PythonQtImport::getSubName(const QString& str) | |
81 | { |
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81 | { | |
82 | int idx = str.lastIndexOf('.'); |
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82 | int idx = str.lastIndexOf('.'); | |
83 | if (idx!=-1) { |
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83 | if (idx!=-1) { | |
84 | return str.mid(idx+1); |
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84 | return str.mid(idx+1); | |
85 | } else { |
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85 | } else { | |
86 | return str; |
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86 | return str; | |
87 | } |
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87 | } | |
88 | } |
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88 | } | |
89 |
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89 | |||
90 | PythonQtImport::module_info PythonQtImport::getModuleInfo(PythonQtImporter* self, const QString& fullname) |
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90 | PythonQtImport::module_info PythonQtImport::getModuleInfo(PythonQtImporter* self, const QString& fullname) | |
91 | { |
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91 | { | |
92 | QString subname; |
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92 | QString subname; | |
93 | struct st_mlab_searchorder *zso; |
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93 | struct st_mlab_searchorder *zso; | |
94 |
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94 | |||
95 | subname = getSubName(fullname); |
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95 | subname = getSubName(fullname); | |
96 | QString path = *self->_path + "/" + subname; |
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96 | QString path = *self->_path + "/" + subname; | |
97 |
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97 | |||
98 | QString test; |
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98 | QString test; | |
99 | for (zso = mlab_searchorder; *zso->suffix; zso++) { |
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99 | for (zso = mlab_searchorder; *zso->suffix; zso++) { | |
100 | test = path + zso->suffix; |
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100 | test = path + zso->suffix; | |
101 | if (PythonQt::importInterface()->exists(test)) { |
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101 | if (PythonQt::importInterface()->exists(test)) { | |
102 | if (zso->type & IS_PACKAGE) |
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102 | if (zso->type & IS_PACKAGE) | |
103 | return MI_PACKAGE; |
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103 | return MI_PACKAGE; | |
104 | else |
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104 | else | |
105 | return MI_MODULE; |
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105 | return MI_MODULE; | |
106 | } |
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106 | } | |
107 | } |
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107 | } | |
108 | if (PythonQt::importInterface()->exists(path+".so")) { |
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108 | if (PythonQt::importInterface()->exists(path+".so")) { | |
109 | return MI_SHAREDLIBRARY; |
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109 | return MI_SHAREDLIBRARY; | |
110 | } |
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110 | } | |
111 | return MI_NOT_FOUND; |
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111 | return MI_NOT_FOUND; | |
112 | } |
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112 | } | |
113 |
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113 | |||
114 |
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114 | |||
115 | /* PythonQtImporter.__init__ |
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115 | /* PythonQtImporter.__init__ | |
116 | Just store the path argument |
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116 | Just store the path argument (or reject if it is in the ignorePaths list | |
117 | */ |
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117 | */ | |
118 | int PythonQtImporter_init(PythonQtImporter *self, PyObject *args, PyObject * /*kwds*/) |
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118 | int PythonQtImporter_init(PythonQtImporter *self, PyObject *args, PyObject * /*kwds*/) | |
119 | { |
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119 | { | |
120 | self->_path = NULL; |
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120 | self->_path = NULL; | |
121 |
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121 | |||
122 | const char* path; |
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122 | const char* cpath; | |
123 | if (!PyArg_ParseTuple(args, "s", |
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123 | if (!PyArg_ParseTuple(args, "s", | |
124 | &path)) |
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124 | &cpath)) | |
125 | return -1; |
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125 | return -1; | |
126 |
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126 | |||
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127 | QString path(cpath); | |||
127 | if (PythonQt::importInterface()->exists(path)) { |
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128 | if (PythonQt::importInterface()->exists(path)) { | |
128 | //qDebug("path %s", path); |
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129 | QString p(path); |
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|||
130 | const QStringList& ignorePaths = PythonQt::self()->getImporterIgnorePaths(); |
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129 | const QStringList& ignorePaths = PythonQt::self()->getImporterIgnorePaths(); | |
131 | foreach(QString a, ignorePaths) { |
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130 | foreach(QString ignorePath, ignorePaths) { | |
132 | if (a==p) { |
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131 | if (path.startsWith(ignorePath)) { | |
133 | PyErr_SetString(PythonQtImportError, |
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132 | PyErr_SetString(PythonQtImportError, | |
134 | "path ignored"); |
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133 | "path ignored"); | |
135 | return -1; |
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134 | return -1; | |
136 | } |
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135 | } | |
137 | } |
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136 | } | |
138 |
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137 | |||
139 | self->_path = new QString(p); |
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138 | self->_path = new QString(path); | |
140 |
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||||
141 | //mlabDebugConst("MLABPython", "PythonQtImporter init: " << *self->_path); |
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142 |
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143 | return 0; |
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139 | return 0; | |
144 | } else { |
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140 | } else { | |
145 | PyErr_SetString(PythonQtImportError, |
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141 | PyErr_SetString(PythonQtImportError, | |
146 | "path does not exist error"); |
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142 | "path does not exist error"); | |
147 | return -1; |
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143 | return -1; | |
148 | } |
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144 | } | |
149 | } |
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145 | } | |
150 |
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146 | |||
151 | void |
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147 | void | |
152 | PythonQtImporter_dealloc(PythonQtImporter *self) |
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148 | PythonQtImporter_dealloc(PythonQtImporter *self) | |
153 | { |
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149 | { | |
154 | // free the stored path |
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150 | // free the stored path | |
155 | if (self->_path) delete self->_path; |
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151 | if (self->_path) delete self->_path; | |
156 | // free ourself |
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152 | // free ourself | |
157 | self->ob_type->tp_free((PyObject *)self); |
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153 | self->ob_type->tp_free((PyObject *)self); | |
158 | } |
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154 | } | |
159 |
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155 | |||
160 |
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156 | |||
161 | /* Check whether we can satisfy the import of the module named by |
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157 | /* Check whether we can satisfy the import of the module named by | |
162 | 'fullname'. Return self if we can, None if we can't. */ |
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158 | 'fullname'. Return self if we can, None if we can't. */ | |
163 | PyObject * |
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159 | PyObject * | |
164 | PythonQtImporter_find_module(PyObject *obj, PyObject *args) |
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160 | PythonQtImporter_find_module(PyObject *obj, PyObject *args) | |
165 | { |
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161 | { | |
166 | PythonQtImporter *self = (PythonQtImporter *)obj; |
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162 | PythonQtImporter *self = (PythonQtImporter *)obj; | |
167 | PyObject *path = NULL; |
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163 | PyObject *path = NULL; | |
168 | char *fullname; |
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164 | char *fullname; | |
169 |
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165 | |||
170 | if (!PyArg_ParseTuple(args, "s|O:PythonQtImporter.find_module", |
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166 | if (!PyArg_ParseTuple(args, "s|O:PythonQtImporter.find_module", | |
171 | &fullname, &path)) |
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167 | &fullname, &path)) | |
172 | return NULL; |
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168 | return NULL; | |
173 |
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169 | |||
174 | qDebug() << "looking for " << fullname << " at " << *self->_path; |
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170 | qDebug() << "looking for " << fullname << " at " << *self->_path; | |
175 |
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171 | |||
176 | // mlabDebugConst("MLABPython", "FindModule " << fullname << " in " << *self->_path); |
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172 | // mlabDebugConst("MLABPython", "FindModule " << fullname << " in " << *self->_path); | |
177 |
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173 | |||
178 | PythonQtImport::module_info info = PythonQtImport::getModuleInfo(self, fullname); |
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174 | PythonQtImport::module_info info = PythonQtImport::getModuleInfo(self, fullname); | |
179 | if (info == PythonQtImport::MI_MODULE || info == PythonQtImport::MI_PACKAGE || |
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175 | if (info == PythonQtImport::MI_MODULE || info == PythonQtImport::MI_PACKAGE || | |
180 | info== PythonQtImport::MI_SHAREDLIBRARY) { |
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176 | info== PythonQtImport::MI_SHAREDLIBRARY) { | |
181 | Py_INCREF(self); |
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177 | Py_INCREF(self); | |
182 | return (PyObject *)self; |
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178 | return (PyObject *)self; | |
183 | } else { |
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179 | } else { | |
184 | Py_INCREF(Py_None); |
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180 | Py_INCREF(Py_None); | |
185 | return Py_None; |
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181 | return Py_None; | |
186 | } |
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182 | } | |
187 | } |
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183 | } | |
188 |
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184 | |||
189 | /* Load and return the module named by 'fullname'. */ |
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185 | /* Load and return the module named by 'fullname'. */ | |
190 | PyObject * |
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186 | PyObject * | |
191 | PythonQtImporter_load_module(PyObject *obj, PyObject *args) |
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187 | PythonQtImporter_load_module(PyObject *obj, PyObject *args) | |
192 | { |
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188 | { | |
193 | PythonQtImporter *self = (PythonQtImporter *)obj; |
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189 | PythonQtImporter *self = (PythonQtImporter *)obj; | |
194 | PyObject *code, *mod, *dict; |
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190 | PyObject *code, *mod, *dict; | |
195 | char *fullname; |
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191 | char *fullname; | |
196 | QString modpath; |
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192 | QString modpath; | |
197 | int ispackage; |
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193 | int ispackage; | |
198 |
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194 | |||
199 | if (!PyArg_ParseTuple(args, "s:PythonQtImporter.load_module", |
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195 | if (!PyArg_ParseTuple(args, "s:PythonQtImporter.load_module", | |
200 | &fullname)) |
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196 | &fullname)) | |
201 | return NULL; |
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197 | return NULL; | |
202 |
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198 | |||
203 | code = PythonQtImport::getModuleCode(self, fullname, &ispackage, modpath); |
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199 | code = PythonQtImport::getModuleCode(self, fullname, &ispackage, modpath); | |
204 | if (code == NULL) { |
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200 | if (code == NULL) { | |
205 | return NULL; |
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201 | return NULL; | |
206 | } |
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202 | } | |
207 |
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203 | |||
208 | mod = PyImport_AddModule(fullname); |
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204 | mod = PyImport_AddModule(fullname); | |
209 | if (mod == NULL) { |
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205 | if (mod == NULL) { | |
210 | Py_DECREF(code); |
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206 | Py_DECREF(code); | |
211 | return NULL; |
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207 | return NULL; | |
212 | } |
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208 | } | |
213 | dict = PyModule_GetDict(mod); |
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209 | dict = PyModule_GetDict(mod); | |
214 |
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210 | |||
215 | if (PyDict_SetItemString(dict, "__loader__", (PyObject *)self) != 0) { |
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211 | if (PyDict_SetItemString(dict, "__loader__", (PyObject *)self) != 0) { | |
216 | Py_DECREF(code); |
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212 | Py_DECREF(code); | |
217 | Py_DECREF(mod); |
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213 | Py_DECREF(mod); | |
218 | return NULL; |
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214 | return NULL; | |
219 | } |
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215 | } | |
220 |
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216 | |||
221 | if (ispackage) { |
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217 | if (ispackage) { | |
222 | PyObject *pkgpath, *fullpath; |
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218 | PyObject *pkgpath, *fullpath; | |
223 | QString subname = PythonQtImport::getSubName(fullname); |
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219 | QString subname = PythonQtImport::getSubName(fullname); | |
224 | int err; |
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220 | int err; | |
225 |
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221 | |||
226 | fullpath = PyString_FromFormat("%s%c%s", |
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222 | fullpath = PyString_FromFormat("%s%c%s", | |
227 | self->_path->toLatin1().constData(), |
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223 | self->_path->toLatin1().constData(), | |
228 | SEP, |
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224 | SEP, | |
229 | subname.toLatin1().constData()); |
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225 | subname.toLatin1().constData()); | |
230 | if (fullpath == NULL) { |
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226 | if (fullpath == NULL) { | |
231 | Py_DECREF(code); |
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227 | Py_DECREF(code); | |
232 | Py_DECREF(mod); |
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228 | Py_DECREF(mod); | |
233 | return NULL; |
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229 | return NULL; | |
234 | } |
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230 | } | |
235 |
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231 | |||
236 | pkgpath = Py_BuildValue("[O]", fullpath); |
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232 | pkgpath = Py_BuildValue("[O]", fullpath); | |
237 | Py_DECREF(fullpath); |
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233 | Py_DECREF(fullpath); | |
238 | if (pkgpath == NULL) { |
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234 | if (pkgpath == NULL) { | |
239 | Py_DECREF(code); |
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235 | Py_DECREF(code); | |
240 | Py_DECREF(mod); |
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236 | Py_DECREF(mod); | |
241 | return NULL; |
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237 | return NULL; | |
242 | } |
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238 | } | |
243 | err = PyDict_SetItemString(dict, "__path__", pkgpath); |
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239 | err = PyDict_SetItemString(dict, "__path__", pkgpath); | |
244 | Py_DECREF(pkgpath); |
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240 | Py_DECREF(pkgpath); | |
245 | if (err != 0) { |
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241 | if (err != 0) { | |
246 | Py_DECREF(code); |
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242 | Py_DECREF(code); | |
247 | Py_DECREF(mod); |
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243 | Py_DECREF(mod); | |
248 | return NULL; |
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244 | return NULL; | |
249 | } |
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245 | } | |
250 | } |
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246 | } | |
251 | mod = PyImport_ExecCodeModuleEx(fullname, code, (char*)modpath.toLatin1().data()); |
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247 | mod = PyImport_ExecCodeModuleEx(fullname, code, (char*)modpath.toLatin1().data()); | |
252 | Py_DECREF(code); |
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248 | Py_DECREF(code); | |
253 | if (Py_VerboseFlag) { |
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249 | if (Py_VerboseFlag) { | |
254 | PySys_WriteStderr("import %s # loaded from %s\n", |
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250 | PySys_WriteStderr("import %s # loaded from %s\n", | |
255 | fullname, modpath.toLatin1().constData()); |
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251 | fullname, modpath.toLatin1().constData()); | |
256 | } |
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252 | } | |
257 | return mod; |
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253 | return mod; | |
258 | } |
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254 | } | |
259 |
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255 | |||
260 |
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256 | |||
261 | PyObject * |
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257 | PyObject * | |
262 | PythonQtImporter_get_data(PyObject* /*obj*/, PyObject* /*args*/) |
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258 | PythonQtImporter_get_data(PyObject* /*obj*/, PyObject* /*args*/) | |
263 | { |
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259 | { | |
264 | // EXTRA, NOT YET IMPLEMENTED |
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260 | // EXTRA, NOT YET IMPLEMENTED | |
265 | return NULL; |
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261 | return NULL; | |
266 | } |
|
262 | } | |
267 |
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263 | |||
268 | PyObject * |
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264 | PyObject * | |
269 | PythonQtImporter_get_code(PyObject *obj, PyObject *args) |
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265 | PythonQtImporter_get_code(PyObject *obj, PyObject *args) | |
270 | { |
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266 | { | |
271 | PythonQtImporter *self = (PythonQtImporter *)obj; |
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267 | PythonQtImporter *self = (PythonQtImporter *)obj; | |
272 | char *fullname; |
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268 | char *fullname; | |
273 |
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269 | |||
274 | if (!PyArg_ParseTuple(args, "s:PythonQtImporter.get_code", &fullname)) |
|
270 | if (!PyArg_ParseTuple(args, "s:PythonQtImporter.get_code", &fullname)) | |
275 | return NULL; |
|
271 | return NULL; | |
276 |
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272 | |||
277 | QString notused; |
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273 | QString notused; | |
278 | return PythonQtImport::getModuleCode(self, fullname, NULL, notused); |
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274 | return PythonQtImport::getModuleCode(self, fullname, NULL, notused); | |
279 | } |
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275 | } | |
280 |
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276 | |||
281 | PyObject * |
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277 | PyObject * | |
282 | PythonQtImporter_get_source(PyObject * /*obj*/, PyObject * /*args*/) |
|
278 | PythonQtImporter_get_source(PyObject * /*obj*/, PyObject * /*args*/) | |
283 | { |
|
279 | { | |
284 | // EXTRA, NOT YET IMPLEMENTED |
|
280 | // EXTRA, NOT YET IMPLEMENTED | |
285 | /* |
|
281 | /* | |
286 | PythonQtImporter *self = (PythonQtImporter *)obj; |
|
282 | PythonQtImporter *self = (PythonQtImporter *)obj; | |
287 | PyObject *toc_entry; |
|
283 | PyObject *toc_entry; | |
288 | char *fullname, *subname, path[MAXPATHLEN+1]; |
|
284 | char *fullname, *subname, path[MAXPATHLEN+1]; | |
289 | int len; |
|
285 | int len; | |
290 | enum module_info mi; |
|
286 | enum module_info mi; | |
291 |
|
287 | |||
292 | if (!PyArg_ParseTuple(args, "s:PythonQtImporter.get_source", &fullname)) |
|
288 | if (!PyArg_ParseTuple(args, "s:PythonQtImporter.get_source", &fullname)) | |
293 | return NULL; |
|
289 | return NULL; | |
294 |
|
290 | |||
295 | mi = get_module_info(self, fullname); |
|
291 | mi = get_module_info(self, fullname); | |
296 | if (mi == MI_ERROR) |
|
292 | if (mi == MI_ERROR) | |
297 | return NULL; |
|
293 | return NULL; | |
298 | if (mi == MI_NOT_FOUND) { |
|
294 | if (mi == MI_NOT_FOUND) { | |
299 | PyErr_Format(PythonQtImportError, "can't find module '%.200s'", |
|
295 | PyErr_Format(PythonQtImportError, "can't find module '%.200s'", | |
300 | fullname); |
|
296 | fullname); | |
301 | return NULL; |
|
297 | return NULL; | |
302 | } |
|
298 | } | |
303 | subname = get_subname(fullname); |
|
299 | subname = get_subname(fullname); | |
304 |
|
300 | |||
305 | len = make_filename(PyString_AsString(self->prefix), subname, path); |
|
301 | len = make_filename(PyString_AsString(self->prefix), subname, path); | |
306 | if (len < 0) |
|
302 | if (len < 0) | |
307 | return NULL; |
|
303 | return NULL; | |
308 |
|
304 | |||
309 | if (mi == MI_PACKAGE) { |
|
305 | if (mi == MI_PACKAGE) { | |
310 | path[len] = SEP; |
|
306 | path[len] = SEP; | |
311 | strcpy(path + len + 1, "__init__.py"); |
|
307 | strcpy(path + len + 1, "__init__.py"); | |
312 | } |
|
308 | } | |
313 | else |
|
309 | else | |
314 | strcpy(path + len, ".py"); |
|
310 | strcpy(path + len, ".py"); | |
315 |
|
311 | |||
316 | toc_entry = PyDict_GetItemString(self->files, path); |
|
312 | toc_entry = PyDict_GetItemString(self->files, path); | |
317 | if (toc_entry != NULL) |
|
313 | if (toc_entry != NULL) | |
318 | return get_data(PyString_AsString(self->archive), toc_entry); |
|
314 | return get_data(PyString_AsString(self->archive), toc_entry); | |
319 |
|
315 | |||
320 | Py_INCREF(Py_None); |
|
316 | Py_INCREF(Py_None); | |
321 | return Py_None; |
|
317 | return Py_None; | |
322 | */ |
|
318 | */ | |
323 | return NULL; |
|
319 | return NULL; | |
324 | } |
|
320 | } | |
325 |
|
321 | |||
326 | PyDoc_STRVAR(doc_find_module, |
|
322 | PyDoc_STRVAR(doc_find_module, | |
327 | "find_module(fullname, path=None) -> self or None.\n\ |
|
323 | "find_module(fullname, path=None) -> self or None.\n\ | |
328 | \n\ |
|
324 | \n\ | |
329 | Search for a module specified by 'fullname'. 'fullname' must be the\n\ |
|
325 | Search for a module specified by 'fullname'. 'fullname' must be the\n\ | |
330 | fully qualified (dotted) module name. It returns the PythonQtImporter\n\ |
|
326 | fully qualified (dotted) module name. It returns the PythonQtImporter\n\ | |
331 | instance itself if the module was found, or None if it wasn't.\n\ |
|
327 | instance itself if the module was found, or None if it wasn't.\n\ | |
332 | The optional 'path' argument is ignored -- it's there for compatibility\n\ |
|
328 | The optional 'path' argument is ignored -- it's there for compatibility\n\ | |
333 | with the importer protocol."); |
|
329 | with the importer protocol."); | |
334 |
|
330 | |||
335 | PyDoc_STRVAR(doc_load_module, |
|
331 | PyDoc_STRVAR(doc_load_module, | |
336 | "load_module(fullname) -> module.\n\ |
|
332 | "load_module(fullname) -> module.\n\ | |
337 | \n\ |
|
333 | \n\ | |
338 | Load the module specified by 'fullname'. 'fullname' must be the\n\ |
|
334 | Load the module specified by 'fullname'. 'fullname' must be the\n\ | |
339 | fully qualified (dotted) module name. It returns the imported\n\ |
|
335 | fully qualified (dotted) module name. It returns the imported\n\ | |
340 | module, or raises PythonQtImportError if it wasn't found."); |
|
336 | module, or raises PythonQtImportError if it wasn't found."); | |
341 |
|
337 | |||
342 | PyDoc_STRVAR(doc_get_data, |
|
338 | PyDoc_STRVAR(doc_get_data, | |
343 | "get_data(pathname) -> string with file data.\n\ |
|
339 | "get_data(pathname) -> string with file data.\n\ | |
344 | \n\ |
|
340 | \n\ | |
345 | Return the data associated with 'pathname'. Raise IOError if\n\ |
|
341 | Return the data associated with 'pathname'. Raise IOError if\n\ | |
346 | the file wasn't found."); |
|
342 | the file wasn't found."); | |
347 |
|
343 | |||
348 | PyDoc_STRVAR(doc_get_code, |
|
344 | PyDoc_STRVAR(doc_get_code, | |
349 | "get_code(fullname) -> code object.\n\ |
|
345 | "get_code(fullname) -> code object.\n\ | |
350 | \n\ |
|
346 | \n\ | |
351 | Return the code object for the specified module. Raise PythonQtImportError\n\ |
|
347 | Return the code object for the specified module. Raise PythonQtImportError\n\ | |
352 | is the module couldn't be found."); |
|
348 | is the module couldn't be found."); | |
353 |
|
349 | |||
354 | PyDoc_STRVAR(doc_get_source, |
|
350 | PyDoc_STRVAR(doc_get_source, | |
355 | "get_source(fullname) -> source string.\n\ |
|
351 | "get_source(fullname) -> source string.\n\ | |
356 | \n\ |
|
352 | \n\ | |
357 | Return the source code for the specified module. Raise PythonQtImportError\n\ |
|
353 | Return the source code for the specified module. Raise PythonQtImportError\n\ | |
358 | is the module couldn't be found, return None if the archive does\n\ |
|
354 | is the module couldn't be found, return None if the archive does\n\ | |
359 | contain the module, but has no source for it."); |
|
355 | contain the module, but has no source for it."); | |
360 |
|
356 | |||
361 | PyMethodDef PythonQtImporter_methods[] = { |
|
357 | PyMethodDef PythonQtImporter_methods[] = { | |
362 | {"find_module", PythonQtImporter_find_module, METH_VARARGS, |
|
358 | {"find_module", PythonQtImporter_find_module, METH_VARARGS, | |
363 | doc_find_module}, |
|
359 | doc_find_module}, | |
364 | {"load_module", PythonQtImporter_load_module, METH_VARARGS, |
|
360 | {"load_module", PythonQtImporter_load_module, METH_VARARGS, | |
365 | doc_load_module}, |
|
361 | doc_load_module}, | |
366 | {"get_data", PythonQtImporter_get_data, METH_VARARGS, |
|
362 | {"get_data", PythonQtImporter_get_data, METH_VARARGS, | |
367 | doc_get_data}, |
|
363 | doc_get_data}, | |
368 | {"get_code", PythonQtImporter_get_code, METH_VARARGS, |
|
364 | {"get_code", PythonQtImporter_get_code, METH_VARARGS, | |
369 | doc_get_code}, |
|
365 | doc_get_code}, | |
370 | {"get_source", PythonQtImporter_get_source, METH_VARARGS, |
|
366 | {"get_source", PythonQtImporter_get_source, METH_VARARGS, | |
371 | doc_get_source}, |
|
367 | doc_get_source}, | |
372 | {NULL, NULL, 0 , NULL} /* sentinel */ |
|
368 | {NULL, NULL, 0 , NULL} /* sentinel */ | |
373 | }; |
|
369 | }; | |
374 |
|
370 | |||
375 |
|
371 | |||
376 | PyDoc_STRVAR(PythonQtImporter_doc, |
|
372 | PyDoc_STRVAR(PythonQtImporter_doc, | |
377 | "PythonQtImporter(path) -> PythonQtImporter object\n\ |
|
373 | "PythonQtImporter(path) -> PythonQtImporter object\n\ | |
378 | \n\ |
|
374 | \n\ | |
379 | Create a new PythonQtImporter instance. 'path' must be a valid path on disk/or inside of a zip file known to MeVisLab\n\ |
|
375 | Create a new PythonQtImporter instance. 'path' must be a valid path on disk/or inside of a zip file known to MeVisLab\n\ | |
380 | . Every path is accepted."); |
|
376 | . Every path is accepted."); | |
381 |
|
377 | |||
382 | #define DEFERRED_ADDRESS(ADDR) 0 |
|
378 | #define DEFERRED_ADDRESS(ADDR) 0 | |
383 |
|
379 | |||
384 | PyTypeObject PythonQtImporter_Type = { |
|
380 | PyTypeObject PythonQtImporter_Type = { | |
385 | PyObject_HEAD_INIT(DEFERRED_ADDRESS(&PyType_Type)) |
|
381 | PyObject_HEAD_INIT(DEFERRED_ADDRESS(&PyType_Type)) | |
386 | 0, |
|
382 | 0, | |
387 | "PythonQtImport.PythonQtImporter", |
|
383 | "PythonQtImport.PythonQtImporter", | |
388 | sizeof(PythonQtImporter), |
|
384 | sizeof(PythonQtImporter), | |
389 | 0, /* tp_itemsize */ |
|
385 | 0, /* tp_itemsize */ | |
390 | (destructor)PythonQtImporter_dealloc, /* tp_dealloc */ |
|
386 | (destructor)PythonQtImporter_dealloc, /* tp_dealloc */ | |
391 | 0, /* tp_print */ |
|
387 | 0, /* tp_print */ | |
392 | 0, /* tp_getattr */ |
|
388 | 0, /* tp_getattr */ | |
393 | 0, /* tp_setattr */ |
|
389 | 0, /* tp_setattr */ | |
394 | 0, /* tp_compare */ |
|
390 | 0, /* tp_compare */ | |
395 | 0, /* tp_repr */ |
|
391 | 0, /* tp_repr */ | |
396 | 0, /* tp_as_number */ |
|
392 | 0, /* tp_as_number */ | |
397 | 0, /* tp_as_sequence */ |
|
393 | 0, /* tp_as_sequence */ | |
398 | 0, /* tp_as_mapping */ |
|
394 | 0, /* tp_as_mapping */ | |
399 | 0, /* tp_hash */ |
|
395 | 0, /* tp_hash */ | |
400 | 0, /* tp_call */ |
|
396 | 0, /* tp_call */ | |
401 | 0, /* tp_str */ |
|
397 | 0, /* tp_str */ | |
402 | PyObject_GenericGetAttr, /* tp_getattro */ |
|
398 | PyObject_GenericGetAttr, /* tp_getattro */ | |
403 | 0, /* tp_setattro */ |
|
399 | 0, /* tp_setattro */ | |
404 | 0, /* tp_as_buffer */ |
|
400 | 0, /* tp_as_buffer */ | |
405 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE , /* tp_flags */ |
|
401 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE , /* tp_flags */ | |
406 | PythonQtImporter_doc, /* tp_doc */ |
|
402 | PythonQtImporter_doc, /* tp_doc */ | |
407 | 0, /* tp_traverse */ |
|
403 | 0, /* tp_traverse */ | |
408 | 0, /* tp_clear */ |
|
404 | 0, /* tp_clear */ | |
409 | 0, /* tp_richcompare */ |
|
405 | 0, /* tp_richcompare */ | |
410 | 0, /* tp_weaklistoffset */ |
|
406 | 0, /* tp_weaklistoffset */ | |
411 | 0, /* tp_iter */ |
|
407 | 0, /* tp_iter */ | |
412 | 0, /* tp_iternext */ |
|
408 | 0, /* tp_iternext */ | |
413 | PythonQtImporter_methods, /* tp_methods */ |
|
409 | PythonQtImporter_methods, /* tp_methods */ | |
414 | 0, /* tp_members */ |
|
410 | 0, /* tp_members */ | |
415 | 0, /* tp_getset */ |
|
411 | 0, /* tp_getset */ | |
416 | 0, /* tp_base */ |
|
412 | 0, /* tp_base */ | |
417 | 0, /* tp_dict */ |
|
413 | 0, /* tp_dict */ | |
418 | 0, /* tp_descr_get */ |
|
414 | 0, /* tp_descr_get */ | |
419 | 0, /* tp_descr_set */ |
|
415 | 0, /* tp_descr_set */ | |
420 | 0, /* tp_dictoffset */ |
|
416 | 0, /* tp_dictoffset */ | |
421 | (initproc)PythonQtImporter_init, /* tp_init */ |
|
417 | (initproc)PythonQtImporter_init, /* tp_init */ | |
422 | PyType_GenericAlloc, /* tp_alloc */ |
|
418 | PyType_GenericAlloc, /* tp_alloc */ | |
423 | PyType_GenericNew, /* tp_new */ |
|
419 | PyType_GenericNew, /* tp_new */ | |
424 | PyObject_Del, /* tp_free */ |
|
420 | PyObject_Del, /* tp_free */ | |
425 | }; |
|
421 | }; | |
426 |
|
422 | |||
427 |
|
423 | |||
428 | /* Given a buffer, return the long that is represented by the first |
|
424 | /* Given a buffer, return the long that is represented by the first | |
429 | 4 bytes, encoded as little endian. This partially reimplements |
|
425 | 4 bytes, encoded as little endian. This partially reimplements | |
430 | marshal.c:r_long() */ |
|
426 | marshal.c:r_long() */ | |
431 | long |
|
427 | long | |
432 | PythonQtImport::getLong(unsigned char *buf) |
|
428 | PythonQtImport::getLong(unsigned char *buf) | |
433 | { |
|
429 | { | |
434 | long x; |
|
430 | long x; | |
435 | x = buf[0]; |
|
431 | x = buf[0]; | |
436 | x |= (long)buf[1] << 8; |
|
432 | x |= (long)buf[1] << 8; | |
437 | x |= (long)buf[2] << 16; |
|
433 | x |= (long)buf[2] << 16; | |
438 | x |= (long)buf[3] << 24; |
|
434 | x |= (long)buf[3] << 24; | |
439 | #if SIZEOF_LONG > 4 |
|
435 | #if SIZEOF_LONG > 4 | |
440 | /* Sign extension for 64-bit machines */ |
|
436 | /* Sign extension for 64-bit machines */ | |
441 | x |= -(x & 0x80000000L); |
|
437 | x |= -(x & 0x80000000L); | |
442 | #endif |
|
438 | #endif | |
443 | return x; |
|
439 | return x; | |
444 | } |
|
440 | } | |
445 |
|
441 | |||
446 | FILE * |
|
442 | FILE * | |
447 | open_exclusive(const QString& filename) |
|
443 | open_exclusive(const QString& filename) | |
448 | { |
|
444 | { | |
449 | #if defined(O_EXCL)&&defined(O_CREAT)&&defined(O_WRONLY)&&defined(O_TRUNC) |
|
445 | #if defined(O_EXCL)&&defined(O_CREAT)&&defined(O_WRONLY)&&defined(O_TRUNC) | |
450 | /* Use O_EXCL to avoid a race condition when another process tries to |
|
446 | /* Use O_EXCL to avoid a race condition when another process tries to | |
451 | write the same file. When that happens, our open() call fails, |
|
447 | write the same file. When that happens, our open() call fails, | |
452 | which is just fine (since it's only a cache). |
|
448 | which is just fine (since it's only a cache). | |
453 | XXX If the file exists and is writable but the directory is not |
|
449 | XXX If the file exists and is writable but the directory is not | |
454 | writable, the file will never be written. Oh well. |
|
450 | writable, the file will never be written. Oh well. | |
455 | */ |
|
451 | */ | |
456 | QFile::remove(filename); |
|
452 | QFile::remove(filename); | |
457 |
|
453 | |||
458 | int fd; |
|
454 | int fd; | |
459 | int flags = O_EXCL|O_CREAT|O_WRONLY|O_TRUNC; |
|
455 | int flags = O_EXCL|O_CREAT|O_WRONLY|O_TRUNC; | |
460 | #ifdef O_BINARY |
|
456 | #ifdef O_BINARY | |
461 | flags |= O_BINARY; /* necessary for Windows */ |
|
457 | flags |= O_BINARY; /* necessary for Windows */ | |
462 | #endif |
|
458 | #endif | |
463 | #ifdef WIN32 |
|
459 | #ifdef WIN32 | |
464 | fd = _wopen(filename.ucs2(), flags, 0666); |
|
460 | fd = _wopen(filename.ucs2(), flags, 0666); | |
465 | #else |
|
461 | #else | |
466 | fd = open(filename.local8Bit(), flags, 0666); |
|
462 | fd = open(filename.local8Bit(), flags, 0666); | |
467 | #endif |
|
463 | #endif | |
468 | if (fd < 0) |
|
464 | if (fd < 0) | |
469 | return NULL; |
|
465 | return NULL; | |
470 | return fdopen(fd, "wb"); |
|
466 | return fdopen(fd, "wb"); | |
471 | #else |
|
467 | #else | |
472 | /* Best we can do -- on Windows this can't happen anyway */ |
|
468 | /* Best we can do -- on Windows this can't happen anyway */ | |
473 | return fopen(filename.toLocal8Bit().constData(), "wb"); |
|
469 | return fopen(filename.toLocal8Bit().constData(), "wb"); | |
474 | #endif |
|
470 | #endif | |
475 | } |
|
471 | } | |
476 |
|
472 | |||
477 |
|
473 | |||
478 | void PythonQtImport::writeCompiledModule(PyCodeObject *co, const QString& filename, long mtime) |
|
474 | void PythonQtImport::writeCompiledModule(PyCodeObject *co, const QString& filename, long mtime) | |
479 | { |
|
475 | { | |
480 | FILE *fp; |
|
476 | FILE *fp; | |
481 | // we do not want to write Qt resources to disk, do we? |
|
477 | // we do not want to write Qt resources to disk, do we? | |
482 | if (filename.startsWith(":")) { |
|
478 | if (filename.startsWith(":")) { | |
483 | return; |
|
479 | return; | |
484 | } |
|
480 | } | |
485 | fp = open_exclusive(filename); |
|
481 | fp = open_exclusive(filename); | |
486 | if (fp == NULL) { |
|
482 | if (fp == NULL) { | |
487 | if (Py_VerboseFlag) |
|
483 | if (Py_VerboseFlag) | |
488 | PySys_WriteStderr( |
|
484 | PySys_WriteStderr( | |
489 | "# can't create %s\n", filename.toLatin1().constData()); |
|
485 | "# can't create %s\n", filename.toLatin1().constData()); | |
490 | return; |
|
486 | return; | |
491 | } |
|
487 | } | |
492 | #if PY_VERSION_HEX < 0x02040000 |
|
488 | #if PY_VERSION_HEX < 0x02040000 | |
493 | PyMarshal_WriteLongToFile(PyImport_GetMagicNumber(), fp); |
|
489 | PyMarshal_WriteLongToFile(PyImport_GetMagicNumber(), fp); | |
494 | #else |
|
490 | #else | |
495 | PyMarshal_WriteLongToFile(PyImport_GetMagicNumber(), fp, Py_MARSHAL_VERSION); |
|
491 | PyMarshal_WriteLongToFile(PyImport_GetMagicNumber(), fp, Py_MARSHAL_VERSION); | |
496 | #endif |
|
492 | #endif | |
497 | /* First write a 0 for mtime */ |
|
493 | /* First write a 0 for mtime */ | |
498 | #if PY_VERSION_HEX < 0x02040000 |
|
494 | #if PY_VERSION_HEX < 0x02040000 | |
499 | PyMarshal_WriteLongToFile(0L, fp); |
|
495 | PyMarshal_WriteLongToFile(0L, fp); | |
500 | #else |
|
496 | #else | |
501 | PyMarshal_WriteLongToFile(0L, fp, Py_MARSHAL_VERSION); |
|
497 | PyMarshal_WriteLongToFile(0L, fp, Py_MARSHAL_VERSION); | |
502 | #endif |
|
498 | #endif | |
503 | #if PY_VERSION_HEX < 0x02040000 |
|
499 | #if PY_VERSION_HEX < 0x02040000 | |
504 | PyMarshal_WriteObjectToFile((PyObject *)co, fp); |
|
500 | PyMarshal_WriteObjectToFile((PyObject *)co, fp); | |
505 | #else |
|
501 | #else | |
506 | PyMarshal_WriteObjectToFile((PyObject *)co, fp, Py_MARSHAL_VERSION); |
|
502 | PyMarshal_WriteObjectToFile((PyObject *)co, fp, Py_MARSHAL_VERSION); | |
507 | #endif |
|
503 | #endif | |
508 | if (ferror(fp)) { |
|
504 | if (ferror(fp)) { | |
509 | if (Py_VerboseFlag) |
|
505 | if (Py_VerboseFlag) | |
510 | PySys_WriteStderr("# can't write %s\n", filename.toLatin1().constData()); |
|
506 | PySys_WriteStderr("# can't write %s\n", filename.toLatin1().constData()); | |
511 | /* Don't keep partial file */ |
|
507 | /* Don't keep partial file */ | |
512 | fclose(fp); |
|
508 | fclose(fp); | |
513 | QFile::remove(filename); |
|
509 | QFile::remove(filename); | |
514 | return; |
|
510 | return; | |
515 | } |
|
511 | } | |
516 | /* Now write the true mtime */ |
|
512 | /* Now write the true mtime */ | |
517 | fseek(fp, 4L, 0); |
|
513 | fseek(fp, 4L, 0); | |
518 | #if PY_VERSION_HEX < 0x02040000 |
|
514 | #if PY_VERSION_HEX < 0x02040000 | |
519 | PyMarshal_WriteLongToFile(mtime, fp); |
|
515 | PyMarshal_WriteLongToFile(mtime, fp); | |
520 | #else |
|
516 | #else | |
521 | PyMarshal_WriteLongToFile(mtime, fp, Py_MARSHAL_VERSION); |
|
517 | PyMarshal_WriteLongToFile(mtime, fp, Py_MARSHAL_VERSION); | |
522 | #endif |
|
518 | #endif | |
523 | fflush(fp); |
|
519 | fflush(fp); | |
524 | fclose(fp); |
|
520 | fclose(fp); | |
525 | if (Py_VerboseFlag) |
|
521 | if (Py_VerboseFlag) | |
526 | PySys_WriteStderr("# wrote %s\n", filename.toLatin1().constData()); |
|
522 | PySys_WriteStderr("# wrote %s\n", filename.toLatin1().constData()); | |
527 | //#ifdef macintosh |
|
523 | //#ifdef macintosh | |
528 | // PyMac_setfiletype(cpathname, 'Pyth', 'PYC '); |
|
524 | // PyMac_setfiletype(cpathname, 'Pyth', 'PYC '); | |
529 | //#endif |
|
525 | //#endif | |
530 | } |
|
526 | } | |
531 |
|
527 | |||
532 | /* Given the contents of a .py[co] file in a buffer, unmarshal the data |
|
528 | /* Given the contents of a .py[co] file in a buffer, unmarshal the data | |
533 | and return the code object. Return None if it the magic word doesn't |
|
529 | and return the code object. Return None if it the magic word doesn't | |
534 | match (we do this instead of raising an exception as we fall back |
|
530 | match (we do this instead of raising an exception as we fall back | |
535 | to .py if available and we don't want to mask other errors). |
|
531 | to .py if available and we don't want to mask other errors). | |
536 | Returns a new reference. */ |
|
532 | Returns a new reference. */ | |
537 | PyObject * |
|
533 | PyObject * | |
538 | PythonQtImport::unmarshalCode(const QString& path, const QByteArray& data, time_t mtime) |
|
534 | PythonQtImport::unmarshalCode(const QString& path, const QByteArray& data, time_t mtime) | |
539 | { |
|
535 | { | |
540 | PyObject *code; |
|
536 | PyObject *code; | |
541 | // ugly cast, but Python API is not const safe |
|
537 | // ugly cast, but Python API is not const safe | |
542 | char *buf = (char*) data.constData(); |
|
538 | char *buf = (char*) data.constData(); | |
543 | int size = data.size(); |
|
539 | int size = data.size(); | |
544 |
|
540 | |||
545 | if (size <= 9) { |
|
541 | if (size <= 9) { | |
546 | PySys_WriteStderr("# %s has bad pyc data\n", |
|
542 | PySys_WriteStderr("# %s has bad pyc data\n", | |
547 | path.toLatin1().constData()); |
|
543 | path.toLatin1().constData()); | |
548 | Py_INCREF(Py_None); |
|
544 | Py_INCREF(Py_None); | |
549 | return Py_None; |
|
545 | return Py_None; | |
550 | } |
|
546 | } | |
551 |
|
547 | |||
552 | if (getLong((unsigned char *)buf) != PyImport_GetMagicNumber()) { |
|
548 | if (getLong((unsigned char *)buf) != PyImport_GetMagicNumber()) { | |
553 | if (Py_VerboseFlag) |
|
549 | if (Py_VerboseFlag) | |
554 | PySys_WriteStderr("# %s has bad magic\n", |
|
550 | PySys_WriteStderr("# %s has bad magic\n", | |
555 | path.toLatin1().constData()); |
|
551 | path.toLatin1().constData()); | |
556 | Py_INCREF(Py_None); |
|
552 | Py_INCREF(Py_None); | |
557 | return Py_None; |
|
553 | return Py_None; | |
558 | } |
|
554 | } | |
559 |
|
555 | |||
560 | if (mtime != 0 && !(getLong((unsigned char *)buf + 4) == mtime)) { |
|
556 | if (mtime != 0 && !(getLong((unsigned char *)buf + 4) == mtime)) { | |
561 | if (Py_VerboseFlag) |
|
557 | if (Py_VerboseFlag) | |
562 | PySys_WriteStderr("# %s has bad mtime\n", |
|
558 | PySys_WriteStderr("# %s has bad mtime\n", | |
563 | path.toLatin1().constData()); |
|
559 | path.toLatin1().constData()); | |
564 | Py_INCREF(Py_None); |
|
560 | Py_INCREF(Py_None); | |
565 | return Py_None; |
|
561 | return Py_None; | |
566 | } |
|
562 | } | |
567 |
|
563 | |||
568 | code = PyMarshal_ReadObjectFromString(buf + 8, size - 8); |
|
564 | code = PyMarshal_ReadObjectFromString(buf + 8, size - 8); | |
569 | if (code == NULL) |
|
565 | if (code == NULL) | |
570 | return NULL; |
|
566 | return NULL; | |
571 | if (!PyCode_Check(code)) { |
|
567 | if (!PyCode_Check(code)) { | |
572 | Py_DECREF(code); |
|
568 | Py_DECREF(code); | |
573 | PyErr_Format(PyExc_TypeError, |
|
569 | PyErr_Format(PyExc_TypeError, | |
574 | "compiled module %.200s is not a code object", |
|
570 | "compiled module %.200s is not a code object", | |
575 | path.toLatin1().constData()); |
|
571 | path.toLatin1().constData()); | |
576 | return NULL; |
|
572 | return NULL; | |
577 | } |
|
573 | } | |
578 | return code; |
|
574 | return code; | |
579 | } |
|
575 | } | |
580 |
|
576 | |||
581 |
|
577 | |||
582 | /* Given a string buffer containing Python source code, compile it |
|
578 | /* Given a string buffer containing Python source code, compile it | |
583 | return and return a code object as a new reference. */ |
|
579 | return and return a code object as a new reference. */ | |
584 | PyObject * |
|
580 | PyObject * | |
585 | PythonQtImport::compileSource(const QString& path, const QByteArray& data) |
|
581 | PythonQtImport::compileSource(const QString& path, const QByteArray& data) | |
586 | { |
|
582 | { | |
587 | PyObject *code; |
|
583 | PyObject *code; | |
588 | QByteArray data1 = data; |
|
584 | QByteArray data1 = data; | |
589 | // in qt4, data is null terminated |
|
585 | // in qt4, data is null terminated | |
590 | // data1.resize(data.size()+1); |
|
586 | // data1.resize(data.size()+1); | |
591 | // data1.data()[data.size()-1] = 0; |
|
587 | // data1.data()[data.size()-1] = 0; | |
592 | code = Py_CompileString(data.data(), path.toLatin1().constData(), |
|
588 | code = Py_CompileString(data.data(), path.toLatin1().constData(), | |
593 | Py_file_input); |
|
589 | Py_file_input); | |
594 | return code; |
|
590 | return code; | |
595 | } |
|
591 | } | |
596 |
|
592 | |||
597 |
|
593 | |||
598 | /* Return the code object for the module named by 'fullname' from the |
|
594 | /* Return the code object for the module named by 'fullname' from the | |
599 | Zip archive as a new reference. */ |
|
595 | Zip archive as a new reference. */ | |
600 | PyObject * |
|
596 | PyObject * | |
601 | PythonQtImport::getCodeFromData(const QString& path, int isbytecode,int /*ispackage*/, time_t mtime) |
|
597 | PythonQtImport::getCodeFromData(const QString& path, int isbytecode,int /*ispackage*/, time_t mtime) | |
602 | { |
|
598 | { | |
603 | PyObject *code; |
|
599 | PyObject *code; | |
604 |
|
600 | |||
605 | QByteArray qdata; |
|
601 | QByteArray qdata; | |
606 | if (!isbytecode) { |
|
602 | if (!isbytecode) { | |
607 | // mlabDebugConst("MLABPython", "reading source " << path); |
|
603 | // mlabDebugConst("MLABPython", "reading source " << path); | |
608 | bool ok; |
|
604 | bool ok; | |
609 | qdata = PythonQt::importInterface()->readSourceFile(path, ok); |
|
605 | qdata = PythonQt::importInterface()->readSourceFile(path, ok); | |
610 | if (!ok) { |
|
606 | if (!ok) { | |
611 | // mlabErrorConst("PythonQtImporter","File could not be verified" << path); |
|
607 | // mlabErrorConst("PythonQtImporter","File could not be verified" << path); | |
612 | return NULL; |
|
608 | return NULL; | |
613 | } |
|
609 | } | |
614 | if (qdata == " ") { |
|
610 | if (qdata == " ") { | |
615 | qdata.clear(); |
|
611 | qdata.clear(); | |
616 | } |
|
612 | } | |
617 | } else { |
|
613 | } else { | |
618 | qdata = PythonQt::importInterface()->readFileAsBytes(path); |
|
614 | qdata = PythonQt::importInterface()->readFileAsBytes(path); | |
619 | } |
|
615 | } | |
620 |
|
616 | |||
621 | if (isbytecode) { |
|
617 | if (isbytecode) { | |
622 | // mlabDebugConst("MLABPython", "reading bytecode " << path); |
|
618 | // mlabDebugConst("MLABPython", "reading bytecode " << path); | |
623 | code = unmarshalCode(path, qdata, mtime); |
|
619 | code = unmarshalCode(path, qdata, mtime); | |
624 | } |
|
620 | } | |
625 | else { |
|
621 | else { | |
626 | // mlabDebugConst("MLABPython", "compiling source " << path); |
|
622 | // mlabDebugConst("MLABPython", "compiling source " << path); | |
627 | code = compileSource(path, qdata); |
|
623 | code = compileSource(path, qdata); | |
628 | if (code) { |
|
624 | if (code) { | |
629 | // save a pyc file if possible |
|
625 | // save a pyc file if possible | |
630 | QDateTime time; |
|
626 | QDateTime time; | |
631 | time = PythonQt::importInterface()->lastModifiedDate(path); |
|
627 | time = PythonQt::importInterface()->lastModifiedDate(path); | |
632 | writeCompiledModule((PyCodeObject*)code, path+"c", time.toTime_t()); |
|
628 | writeCompiledModule((PyCodeObject*)code, path+"c", time.toTime_t()); | |
633 | } |
|
629 | } | |
634 | } |
|
630 | } | |
635 | return code; |
|
631 | return code; | |
636 | } |
|
632 | } | |
637 |
|
633 | |||
638 | time_t |
|
634 | time_t | |
639 | PythonQtImport::getMTimeOfSource(const QString& path) |
|
635 | PythonQtImport::getMTimeOfSource(const QString& path) | |
640 | { |
|
636 | { | |
641 | time_t mtime = 0; |
|
637 | time_t mtime = 0; | |
642 | QString path2 = path; |
|
638 | QString path2 = path; | |
643 | path2.truncate(path.length()-1); |
|
639 | path2.truncate(path.length()-1); | |
644 |
|
640 | |||
645 | if (PythonQt::importInterface()->exists(path2)) { |
|
641 | if (PythonQt::importInterface()->exists(path2)) { | |
646 | mtime = PythonQt::importInterface()->lastModifiedDate(path2).toTime_t(); |
|
642 | mtime = PythonQt::importInterface()->lastModifiedDate(path2).toTime_t(); | |
647 | } |
|
643 | } | |
648 |
|
644 | |||
649 | return mtime; |
|
645 | return mtime; | |
650 | } |
|
646 | } | |
651 |
|
647 | |||
652 | /* Get the code object associated with the module specified by |
|
648 | /* Get the code object associated with the module specified by | |
653 | 'fullname'. */ |
|
649 | 'fullname'. */ | |
654 | PyObject * |
|
650 | PyObject * | |
655 | PythonQtImport::getModuleCode(PythonQtImporter *self, char *fullname, |
|
651 | PythonQtImport::getModuleCode(PythonQtImporter *self, char *fullname, | |
656 | int *p_ispackage, QString& modpath) |
|
652 | int *p_ispackage, QString& modpath) | |
657 | { |
|
653 | { | |
658 | QString subname; |
|
654 | QString subname; | |
659 | struct st_mlab_searchorder *zso; |
|
655 | struct st_mlab_searchorder *zso; | |
660 |
|
656 | |||
661 | subname = getSubName(fullname); |
|
657 | subname = getSubName(fullname); | |
662 | QString path = *self->_path + "/" + subname; |
|
658 | QString path = *self->_path + "/" + subname; | |
663 |
|
659 | |||
664 | QString test; |
|
660 | QString test; | |
665 | for (zso = mlab_searchorder; *zso->suffix; zso++) { |
|
661 | for (zso = mlab_searchorder; *zso->suffix; zso++) { | |
666 | PyObject *code = NULL; |
|
662 | PyObject *code = NULL; | |
667 | test = path + zso->suffix; |
|
663 | test = path + zso->suffix; | |
668 |
|
664 | |||
669 | if (Py_VerboseFlag > 1) |
|
665 | if (Py_VerboseFlag > 1) | |
670 | PySys_WriteStderr("# trying %s\n", |
|
666 | PySys_WriteStderr("# trying %s\n", | |
671 | test.toLatin1().constData()); |
|
667 | test.toLatin1().constData()); | |
672 | if (PythonQt::importInterface()->exists(test)) { |
|
668 | if (PythonQt::importInterface()->exists(test)) { | |
673 | time_t mtime = 0; |
|
669 | time_t mtime = 0; | |
674 | int ispackage = zso->type & IS_PACKAGE; |
|
670 | int ispackage = zso->type & IS_PACKAGE; | |
675 | int isbytecode = zso->type & IS_BYTECODE; |
|
671 | int isbytecode = zso->type & IS_BYTECODE; | |
676 |
|
672 | |||
677 | if (isbytecode) |
|
673 | if (isbytecode) | |
678 | mtime = getMTimeOfSource(test); |
|
674 | mtime = getMTimeOfSource(test); | |
679 | if (p_ispackage != NULL) |
|
675 | if (p_ispackage != NULL) | |
680 | *p_ispackage = ispackage; |
|
676 | *p_ispackage = ispackage; | |
681 | code = getCodeFromData(test, isbytecode, ispackage, mtime); |
|
677 | code = getCodeFromData(test, isbytecode, ispackage, mtime); | |
682 | if (code == Py_None) { |
|
678 | if (code == Py_None) { | |
683 | Py_DECREF(code); |
|
679 | Py_DECREF(code); | |
684 | continue; |
|
680 | continue; | |
685 | } |
|
681 | } | |
686 | if (code != NULL) |
|
682 | if (code != NULL) | |
687 | modpath = test; |
|
683 | modpath = test; | |
688 | return code; |
|
684 | return code; | |
689 | } |
|
685 | } | |
690 | } |
|
686 | } | |
691 | PyErr_Format(PythonQtImportError, "can't find module '%.200s'", fullname); |
|
687 | PyErr_Format(PythonQtImportError, "can't find module '%.200s'", fullname); | |
692 |
|
688 | |||
693 | return NULL; |
|
689 | return NULL; | |
694 | } |
|
690 | } | |
695 |
|
691 | |||
696 | QString PythonQtImport::replaceExtension(const QString& str, const QString& ext) |
|
692 | QString PythonQtImport::replaceExtension(const QString& str, const QString& ext) | |
697 | { |
|
693 | { | |
698 | QString r; |
|
694 | QString r; | |
699 | int i = str.lastIndexOf('.'); |
|
695 | int i = str.lastIndexOf('.'); | |
700 | if (i!=-1) { |
|
696 | if (i!=-1) { | |
701 | r = str.mid(0,i) + "." + ext; |
|
697 | r = str.mid(0,i) + "." + ext; | |
702 | } else { |
|
698 | } else { | |
703 | r = str + "." + ext; |
|
699 | r = str + "." + ext; | |
704 | } |
|
700 | } | |
705 | return r; |
|
701 | return r; | |
706 | } |
|
702 | } | |
707 |
|
703 | |||
708 | PyObject* PythonQtImport::getCodeFromPyc(const QString& file) |
|
704 | PyObject* PythonQtImport::getCodeFromPyc(const QString& file) | |
709 | { |
|
705 | { | |
710 | PyObject* code; |
|
706 | PyObject* code; | |
711 | const static QString pycStr("pyc"); |
|
707 | const static QString pycStr("pyc"); | |
712 | QString pyc = replaceExtension(file, pycStr); |
|
708 | QString pyc = replaceExtension(file, pycStr); | |
713 | if (PythonQt::importInterface()->exists(pyc)) { |
|
709 | if (PythonQt::importInterface()->exists(pyc)) { | |
714 | time_t mtime = 0; |
|
710 | time_t mtime = 0; | |
715 | mtime = getMTimeOfSource(pyc); |
|
711 | mtime = getMTimeOfSource(pyc); | |
716 | code = getCodeFromData(pyc, true, false, mtime); |
|
712 | code = getCodeFromData(pyc, true, false, mtime); | |
717 | if (code != Py_None && code != NULL) { |
|
713 | if (code != Py_None && code != NULL) { | |
718 | return code; |
|
714 | return code; | |
719 | } |
|
715 | } | |
720 | if (code) { |
|
716 | if (code) { | |
721 | Py_DECREF(code); |
|
717 | Py_DECREF(code); | |
722 | } |
|
718 | } | |
723 | } |
|
719 | } | |
724 | code = getCodeFromData(file,false,false,0); |
|
720 | code = getCodeFromData(file,false,false,0); | |
725 | return code; |
|
721 | return code; | |
726 | } |
|
722 | } | |
727 |
|
723 | |||
728 | /* Module init */ |
|
724 | /* Module init */ | |
729 |
|
725 | |||
730 | PyDoc_STRVAR(mlabimport_doc, |
|
726 | PyDoc_STRVAR(mlabimport_doc, | |
731 | "Imports python files into PythonQt, completely replaces internal python import"); |
|
727 | "Imports python files into PythonQt, completely replaces internal python import"); | |
732 |
|
728 | |||
733 | void PythonQtImport::init() |
|
729 | void PythonQtImport::init() | |
734 | { |
|
730 | { | |
735 | static bool first = true; |
|
731 | static bool first = true; | |
736 | if (!first) { |
|
732 | if (!first) { | |
737 | return; |
|
733 | return; | |
738 | } |
|
734 | } | |
739 | first = false; |
|
735 | first = false; | |
740 |
|
736 | |||
741 | PyObject *mod; |
|
737 | PyObject *mod; | |
742 |
|
738 | |||
743 | if (PyType_Ready(&PythonQtImporter_Type) < 0) |
|
739 | if (PyType_Ready(&PythonQtImporter_Type) < 0) | |
744 | return; |
|
740 | return; | |
745 |
|
741 | |||
746 | /* Correct directory separator */ |
|
742 | /* Correct directory separator */ | |
747 | mlab_searchorder[0].suffix[0] = SEP; |
|
743 | mlab_searchorder[0].suffix[0] = SEP; | |
748 | mlab_searchorder[1].suffix[0] = SEP; |
|
744 | mlab_searchorder[1].suffix[0] = SEP; | |
749 | mlab_searchorder[2].suffix[0] = SEP; |
|
745 | mlab_searchorder[2].suffix[0] = SEP; | |
750 | if (Py_OptimizeFlag) { |
|
746 | if (Py_OptimizeFlag) { | |
751 | /* Reverse *.pyc and *.pyo */ |
|
747 | /* Reverse *.pyc and *.pyo */ | |
752 | struct st_mlab_searchorder tmp; |
|
748 | struct st_mlab_searchorder tmp; | |
753 | tmp = mlab_searchorder[0]; |
|
749 | tmp = mlab_searchorder[0]; | |
754 | mlab_searchorder[0] = mlab_searchorder[1]; |
|
750 | mlab_searchorder[0] = mlab_searchorder[1]; | |
755 | mlab_searchorder[1] = tmp; |
|
751 | mlab_searchorder[1] = tmp; | |
756 | tmp = mlab_searchorder[3]; |
|
752 | tmp = mlab_searchorder[3]; | |
757 | mlab_searchorder[3] = mlab_searchorder[4]; |
|
753 | mlab_searchorder[3] = mlab_searchorder[4]; | |
758 | mlab_searchorder[4] = tmp; |
|
754 | mlab_searchorder[4] = tmp; | |
759 | } |
|
755 | } | |
760 |
|
756 | |||
761 | mod = Py_InitModule4("PythonQtImport", NULL, mlabimport_doc, |
|
757 | mod = Py_InitModule4("PythonQtImport", NULL, mlabimport_doc, | |
762 | NULL, PYTHON_API_VERSION); |
|
758 | NULL, PYTHON_API_VERSION); | |
763 |
|
759 | |||
764 | PythonQtImportError = PyErr_NewException("PythonQtImport.PythonQtImportError", |
|
760 | PythonQtImportError = PyErr_NewException("PythonQtImport.PythonQtImportError", | |
765 | PyExc_ImportError, NULL); |
|
761 | PyExc_ImportError, NULL); | |
766 | if (PythonQtImportError == NULL) |
|
762 | if (PythonQtImportError == NULL) | |
767 | return; |
|
763 | return; | |
768 |
|
764 | |||
769 | Py_INCREF(PythonQtImportError); |
|
765 | Py_INCREF(PythonQtImportError); | |
770 | if (PyModule_AddObject(mod, "PythonQtImportError", |
|
766 | if (PyModule_AddObject(mod, "PythonQtImportError", | |
771 | PythonQtImportError) < 0) |
|
767 | PythonQtImportError) < 0) | |
772 | return; |
|
768 | return; | |
773 |
|
769 | |||
774 | Py_INCREF(&PythonQtImporter_Type); |
|
770 | Py_INCREF(&PythonQtImporter_Type); | |
775 | if (PyModule_AddObject(mod, "PythonQtImporter", |
|
771 | if (PyModule_AddObject(mod, "PythonQtImporter", | |
776 | (PyObject *)&PythonQtImporter_Type) < 0) |
|
772 | (PyObject *)&PythonQtImporter_Type) < 0) | |
777 | return; |
|
773 | return; | |
778 |
|
774 | |||
779 | // set our importer into the path_hooks to handle all path on sys.path |
|
775 | // set our importer into the path_hooks to handle all path on sys.path | |
780 | PyObject* classobj = PyDict_GetItemString(PyModule_GetDict(mod), "PythonQtImporter"); |
|
776 | PyObject* classobj = PyDict_GetItemString(PyModule_GetDict(mod), "PythonQtImporter"); | |
781 | PyObject* path_hooks = PySys_GetObject("path_hooks"); |
|
777 | PyObject* path_hooks = PySys_GetObject("path_hooks"); | |
782 | PyList_Append(path_hooks, classobj); |
|
778 | PyList_Append(path_hooks, classobj); | |
783 |
|
779 | |||
784 | #ifndef WIN32 |
|
780 | #ifndef WIN32 | |
785 | // reload the encodings module, because it might fail to custom import requirements (e.g. encryption). |
|
781 | // reload the encodings module, because it might fail to custom import requirements (e.g. encryption). | |
786 | PyObject* modules = PyImport_GetModuleDict(); |
|
782 | PyObject* modules = PyImport_GetModuleDict(); | |
787 | PyObject* encodingsModule = PyDict_GetItemString(modules, "encodings"); |
|
783 | PyObject* encodingsModule = PyDict_GetItemString(modules, "encodings"); | |
788 | if (encodingsModule != NULL) { |
|
784 | if (encodingsModule != NULL) { | |
789 | PyImport_ReloadModule(encodingsModule); |
|
785 | PyImport_ReloadModule(encodingsModule); | |
790 | } |
|
786 | } | |
791 | #endif |
|
787 | #endif | |
792 | } |
|
788 | } |
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