849bdf42 |
1 | <?php |
d112ed5a |
2 | /** |
3 | * check_me.mod |
4 | * ------------- |
5 | * Squirrelspell module. |
6 | * |
76911253 |
7 | * Copyright (c) 1999-2003 The SquirrelMail development team |
d112ed5a |
8 | * Licensed under the GNU GPL. For full terms see the file COPYING. |
9 | * |
10 | * This module is the main workhorse of SquirrelSpell. It submits |
11 | * the message to the spell-checker, parses the output, and loads |
12 | * the interface window. |
13 | * |
14 | * $Id$ |
15 | * |
16 | * @author Konstantin Riabitsev <icon@duke.edu> ($Author$) |
17 | * @version $Date$ |
18 | */ |
158d478f |
19 | |
d112ed5a |
20 | /** |
21 | * This function makes a javascript-powered link. Not sure why |
22 | * Philippe decided to move it outside the main code, but hey. ;) |
23 | * I bet for the i18n reasons. |
24 | * |
25 | * @param $jscode Javascript code to include in the link. |
26 | * @param $title A little pop-up title to provide for the links. |
27 | * @param $link The content of the link. |
28 | * @return void, since this just draws the content. |
29 | */ |
30 | function SpellLink($jscode, $title, $link) { |
31 | echo "<td><a href=\"javascript:$jscode\" " |
4e37bc18 |
32 | . "title=\"$title\">$link</a>" |
d112ed5a |
33 | . '</td>'; |
158d478f |
34 | } |
35 | |
d112ed5a |
36 | /** |
37 | * Declaring globals for users with E_ALL set. |
38 | */ |
d8aa9efe |
39 | global $SQSPELL_APP, $attachment_dir, $SQSPELL_EREG, $color; |
40 | |
41 | $sqspell_text = $_POST['sqspell_text']; |
42 | $sqspell_use_app = $_POST['sqspell_use_app']; |
849bdf42 |
43 | |
d112ed5a |
44 | /** |
45 | * Now we explode the lines for three reasons: |
46 | * 1) So we can ignore lines starting with ">" (reply's) |
47 | * 2) So we can stop processing when we get to "--" on a single line, |
48 | * which means that the signature is starting |
49 | * 3) So we can add an extra space at the beginning of each line. This way |
50 | * ispell/aspell don't treat these as command characters. |
51 | */ |
52 | $sqspell_raw_lines = explode("\n", $sqspell_text); |
53 | for ($i=0; $i<sizeof($sqspell_raw_lines); $i++){ |
54 | /** |
55 | * See if the signature is starting, which will be a "--" on the |
56 | * single line (after trimming). |
57 | */ |
58 | if (trim($sqspell_raw_lines[$i]) == '--'){ |
59 | break; |
60 | } |
61 | /** |
62 | * See if this is quoted text. Don't check the quoted text, since |
63 | * it's no business of ours how badly our correspondents misspell |
64 | * stuff. |
65 | */ |
66 | if(substr($sqspell_raw_lines[$i], 0, 1) != '>'){ |
158d478f |
67 | $sqspell_new_lines[$i] = ' ' . $sqspell_raw_lines[$i]; |
d112ed5a |
68 | } else { |
69 | $sqspell_new_lines[$i] = ''; |
70 | } |
71 | } |
72 | /** |
73 | * $sqspell_new_lines array now contains the lines to submit to the |
74 | * spellchecker. |
75 | */ |
76 | $sqspell_new_text=implode("\n", $sqspell_new_lines); |
849bdf42 |
77 | |
d112ed5a |
78 | /** |
79 | * Define the command used to spellcheck the document. |
80 | */ |
81 | $sqspell_command=$SQSPELL_APP[$sqspell_use_app]; |
82 | /** |
83 | * For the simplicity's sake we'll put all text into a file in |
84 | * attachment_dir directory, then cat it and pipe it to |
85 | * sqspell_command. There are other ways to do it, including popen(), |
86 | * but it's unidirectional and no fun at all. |
87 | * |
88 | * The name of the file is an md5 hash of the message itself plus |
89 | * microtime. This prevents symlink attacks. The loop is here to |
90 | * further enhance this feature, and make sure we don't overwrite |
91 | * someone else's data, although the possibility of this happening is |
92 | * QUITE remote. |
93 | */ |
94 | do { |
5c325683 |
95 | $floc = "$attachment_dir/" . md5($sqspell_new_text . microtime()); |
d112ed5a |
96 | } while (file_exists($floc)); |
97 | /** |
98 | * Write the contents to the file. |
99 | */ |
100 | $fp=fopen($floc, 'w'); |
101 | fwrite($fp, $sqspell_new_text); |
102 | fclose($fp); |
103 | /** |
104 | * Execute ispell/aspell and catch the output. |
105 | */ |
d88c744e |
106 | exec("cat $floc | $sqspell_command 2>&1", $sqspell_output, $sqspell_exitcode); |
d112ed5a |
107 | /** |
108 | * Remove the temp file. |
109 | */ |
110 | unlink($floc); |
849bdf42 |
111 | |
d88c744e |
112 | /** |
113 | * Check if the execution was successful. Bail out if it wasn't. |
114 | */ |
115 | if ($sqspell_exitcode){ |
116 | $msg= "<div align='center'>" |
117 | . sprintf(_("I tried to execute '%s', but it returned:"), |
118 | $sqspell_command) . "<pre>" |
119 | . nl2br(join("\n", $sqspell_output)) . "</pre>" |
120 | . "<form onsubmit=\"return false\">" |
121 | . "<input type=\"submit\" value=\" " . _("Close") |
122 | . " \" onclick=\"self.close()\"></form></div>"; |
123 | sqspell_makeWindow(null, _("SquirrelSpell is misconfigured."), null, $msg); |
124 | exit; |
125 | } |
126 | |
d112ed5a |
127 | /** |
128 | * Load the user dictionary. |
129 | */ |
130 | $words=sqspell_getLang(sqspell_getWords(), $sqspell_use_app); |
131 | /** |
132 | * Define some variables to be used during the processing. |
133 | */ |
134 | $current_line=0; |
135 | $missed_words=Array(); |
136 | $misses = Array(); |
137 | $locations = Array(); |
138 | $errors=0; |
139 | /** |
140 | * Now we process the output of sqspell_command (ispell or aspell in |
141 | * ispell compatibility mode, whichever). I'm going to be scarce on |
142 | * comments here, since you can just look at the ispell/aspell output |
143 | * and figure out what's going on. ;) The best way to describe this is |
144 | * "Dark Magic". |
145 | */ |
146 | for ($i=0; $i<sizeof($sqspell_output); $i++){ |
849bdf42 |
147 | switch (substr($sqspell_output[$i], 0, 1)){ |
d112ed5a |
148 | /** |
149 | * Line is empty. |
150 | * Ispell adds empty lines when an end of line is reached |
151 | */ |
158d478f |
152 | case '': |
849bdf42 |
153 | $current_line++; |
d112ed5a |
154 | break; |
155 | /** |
156 | * Line begins with "&". |
157 | * This means there's a misspelled word and a few suggestions. |
158 | */ |
158d478f |
159 | case '&': |
849bdf42 |
160 | list($left, $right) = explode(": ", $sqspell_output[$i]); |
161 | $tmparray = explode(" ", $left); |
162 | $sqspell_word=$tmparray[1]; |
d112ed5a |
163 | /** |
164 | * Check if the word is in user dictionary. |
165 | */ |
158d478f |
166 | if (!$SQSPELL_EREG("\n$sqspell_word\n", $words)){ |
d112ed5a |
167 | $sqspell_symb=intval($tmparray[3])-1; |
48a1015b |
168 | if (!isset($misses[$sqspell_word])) { |
158d478f |
169 | $misses[$sqspell_word] = $right; |
170 | $missed_words[$errors] = $sqspell_word; |
171 | $errors++; |
d112ed5a |
172 | } |
48a1015b |
173 | if (isset($locations[$sqspell_word])){ |
158d478f |
174 | $locations[$sqspell_word] .= ', '; |
48a1015b |
175 | } else { |
176 | $locations[$sqspell_word] = ''; |
d112ed5a |
177 | } |
178 | $locations[$sqspell_word] .= "$current_line:$sqspell_symb"; |
849bdf42 |
179 | } |
d112ed5a |
180 | break; |
181 | /** |
182 | * Line begins with "#". |
183 | * This means a misspelled word and no suggestions. |
184 | */ |
158d478f |
185 | case '#': |
849bdf42 |
186 | $tmparray = explode(" ", $sqspell_output[$i]); |
187 | $sqspell_word=$tmparray[1]; |
d112ed5a |
188 | /** |
189 | * |
190 | * Check if the word is in user dictionary. |
191 | */ |
849bdf42 |
192 | if (!$SQSPELL_EREG("\n$sqspell_word\n", $words)){ |
d112ed5a |
193 | $sqspell_symb=intval($tmparray[2])-1; |
6d68fb17 |
194 | if (!isset($misses[$sqspell_word])) { |
195 | $misses[$sqspell_word] = '_NONE'; |
196 | $missed_words[$errors] = $sqspell_word; |
197 | $errors++; |
d112ed5a |
198 | } |
6d68fb17 |
199 | if (isset($locations[$sqspell_word])) { |
200 | $locations[$sqspell_word] .= ', '; |
201 | } else { |
202 | $locations[$sqspell_word] = ''; |
203 | } |
d112ed5a |
204 | $locations[$sqspell_word] .= "$current_line:$sqspell_symb"; |
849bdf42 |
205 | } |
d112ed5a |
206 | break; |
849bdf42 |
207 | } |
d112ed5a |
208 | } |
158d478f |
209 | |
d112ed5a |
210 | if ($errors){ |
211 | /** |
212 | * So, there are errors |
213 | * This is the only place where the generic GUI-wrapper is not |
214 | * called, but generated right here. This is due to the complexity |
215 | * of the output. |
216 | */ |
217 | echo "<html>\n" |
218 | . "<head>\n" |
219 | . '<title>' . _("SquirrelSpell Results") . '</title>'; |
220 | /** |
221 | * Check if there are user-defined stylesheets. |
222 | */ |
223 | if ($theme_css != '') { |
224 | echo "<LINK REL=\"stylesheet\" TYPE=\"text/css\" HREF=\"$theme_css\">\n"; |
225 | } |
226 | /** |
227 | * Load the spelling errors into JavaScript arrays |
228 | * (More dark magic!) |
229 | */ |
230 | echo "<script type=\"text/javascript\">\n" |
231 | . "<!--\n"; |
232 | |
233 | $sqspell_lines = explode("\n", $sqspell_text); |
234 | /** |
235 | * The javascript array sqspell_lines[] contains all lines of |
236 | * the message we've been checking. |
237 | */ |
238 | echo "var sqspell_lines=new Array();\n"; |
239 | for ($i=0; $i<sizeof($sqspell_lines); $i++){ |
240 | echo "sqspell_lines[$i] = \"" |
241 | . chop(addslashes($sqspell_lines[$i])) . "\";\n"; |
242 | } |
243 | echo "\n\n"; |
158d478f |
244 | |
d112ed5a |
245 | /** |
246 | * The javascript array misses[] contais all misspelled words. |
247 | */ |
248 | echo "var misses=new Array();\n"; |
249 | for ($i=0; $i<sizeof($missed_words); $i++){ |
250 | echo "misses[$i] = \"" . $missed_words[$i] . "\";\n"; |
251 | } |
252 | echo "\n\n"; |
253 | |
254 | /** |
255 | * Suggestions are (guess what!) suggestions for misspellings |
256 | */ |
257 | echo "var suggestions = new Array();\n"; |
258 | $i=0; |
259 | while (list($word, $value) = each($misses)){ |
260 | if ($value=='_NONE') $value=''; |
261 | echo "suggestions[$i] = \"$value\";\n"; |
262 | $i++; |
263 | } |
264 | echo "\n\n"; |
849bdf42 |
265 | |
d112ed5a |
266 | /** |
267 | * Locations are where those misspellings are located, line:symbol |
268 | */ |
269 | echo "var locations= new Array();\n"; |
270 | $i=0; |
271 | while (list($word, $value) = each($locations)){ |
272 | echo "locations[$i] = \"$value\";\n"; |
273 | $i++; |
274 | } |
849bdf42 |
275 | |
d112ed5a |
276 | /** |
277 | * Add some strings so they can be i18n'd. |
278 | */ |
279 | echo "var ui_completed = \"" . _("Spellcheck completed. Commit changes?") |
280 | . "\";\n"; |
281 | echo "var ui_nochange = \"" . _("No changes were made.") . "\";\n"; |
282 | echo "var ui_wait = \"" |
283 | . _("Now saving your personal dictionary... Please wait.") |
284 | . "\";\n"; |
285 | |
158d478f |
286 | |
d112ed5a |
287 | /** |
288 | * Did I mention that I hate dots on the end of contcatenated lines? |
289 | * Dots at the beginning make so much more sense! |
290 | */ |
291 | echo "//-->\n" |
292 | . "</script>\n" |
293 | . "<script src=\"js/check_me.js\" type=\"text/javascript\"></script>\n" |
294 | . "</head>\n"; |
295 | |
296 | echo "<body bgcolor=\"$color[4]\" text=\"$color[8]\" link=\"$color[7]\" " |
297 | . "alink=\"$color[7]\" vlink=\"$color[7]\" " |
298 | . "onload=\"populateSqspellForm()\">\n"; |
299 | ?> |
300 | <table width="100%" border="0" cellpadding="2"> |
301 | <tr> |
302 | <td bgcolor="<?php echo $color[9] ?>" align="center"> |
303 | <b> |
304 | <?php printf( _("Found %s errors"), $errors ) ?> |
305 | </b> |
306 | </td> |
307 | </tr> |
308 | <tr> |
309 | <td> |
310 | <hr> |
311 | </td> |
312 | </tr> |
313 | <tr> |
314 | <td> |
315 | <form method="post"> |
316 | <input type="hidden" name="MOD" value="forget_me_not" /> |
317 | <input type="hidden" name="words" value="" /> |
318 | <input type="hidden" name="sqspell_use_app" |
319 | value="<?php echo $sqspell_use_app ?>" /> |
320 | <table border="0" width="100%"> |
321 | <tr align="center"> |
322 | <td colspan="4"> |
323 | <?php |
324 | $sptag = "<span style=\"background-color: $color[9]\">"; |
325 | echo $sptag . _("Line with an error:") . '</span>'; |
326 | ?> |
327 | <br /> |
328 | <textarea name="sqspell_line_area" cols="50" rows="3" |
329 | wrap="hard" onfocus="this.blur()"></textarea> |
330 | </td> |
331 | </tr> |
332 | <tr valign="middle"> |
333 | <td align="right" width="25%"> |
334 | <?php |
335 | echo $sptag . _("Error:") . '</span>'; |
336 | ?> |
337 | </td> |
338 | <td align="left" width="25%"> |
339 | <input name="sqspell_error" size="10" value="" |
340 | onfocus="this.blur()" /> |
341 | </td> |
342 | <td align="right" width="25%"> |
343 | <?php |
344 | echo $sptag . _("Suggestions:") . '</span>'; |
345 | ?> |
346 | </td> |
347 | <td align="left" width="25%"> |
348 | <select name="sqspell_suggestion" |
349 | onchange="if (this.options[this.selectedIndex].value != '_NONE') document.forms[0].sqspell_oruse.value=this.options[this.selectedIndex].value"> |
350 | <?php |
351 | echo '<option>' . _("Suggestions") . '</option>'; |
352 | ?> |
353 | </select> |
354 | </td> |
355 | </tr> |
356 | <tr> |
357 | <td align="right"> |
358 | <?php |
359 | echo $sptag . _("Change to:") . '</span>'; |
360 | ?> |
361 | </td> |
362 | <td align="left"> |
363 | <input name="sqspell_oruse" size="15" value="" |
364 | onfocus="if(!this.value) this.value=document.forms[0].sqspell_error.value"> |
365 | </td> |
366 | <td align="right"> |
367 | <?php |
368 | echo $sptag . _("Occurs times:") . '</span>'; |
369 | ?> |
370 | </td> |
371 | <td align="left"> |
372 | <input name="sqspell_likethis" size=3 value="" onfocus="this.blur()"> |
373 | </td> |
374 | </tr> |
375 | <!-- hello? What is this? </td></tr> --> |
376 | <tr> |
377 | <td colspan="4"><hr></td> |
378 | </tr> |
379 | <tr> |
380 | <td colspan="4"> |
381 | <table border="0" cellpadding="0" cellspacing="3" width="100%"> |
382 | <tr align="center" bgcolor="<?php echo $color[9] ?>"> |
383 | <?php |
384 | SpellLink('sqspellChange()', |
385 | _("Change this word"), |
386 | _("Change")); |
387 | SpellLink('sqspellChangeAll()', |
388 | _("Change ALL occurances of this word"), |
389 | _("Change All")); |
390 | SpellLink('sqspellIgnore()', |
391 | _("Ignore this word"), |
392 | _("Ignore")); |
393 | SpellLink('sqspellIgnoreAll()', |
394 | _("Ignore ALL occurances this word"), |
395 | _("Ignore All")); |
396 | SpellLink('sqspellRemember()', |
397 | _("Add this word to your personal dictionary"), |
398 | _("Add to Dic")); |
399 | ?> |
400 | </tr> |
401 | </table> |
402 | </td> |
403 | </tr> |
404 | <tr> |
405 | <td colspan="4"><hr></td> |
406 | </tr> |
407 | <tr> |
408 | <td colspan="4" align="center" bgcolor="<?php echo $color[9] ?>"> |
409 | <?php |
410 | echo '<input type="button" value=" ' |
411 | . _("Close and Commit") |
412 | . ' " onclick="if (confirm(\'' |
413 | . _("The spellcheck is not finished. Really close and commit changes?") |
414 | . '\')) sqspellCommitChanges()">' |
415 | . ' <input type="button" value=" ' |
416 | . _("Close and Cancel") |
417 | . ' " onclick="if (confirm(\'' |
418 | . _("The spellcheck is not finished. Really close and discard changes?") |
419 | . '\')) self.close()">'; |
420 | ?> |
421 | </td> |
849bdf42 |
422 | </tr> |
423 | </table> |
d112ed5a |
424 | </form> |
425 | </td> |
426 | </tr> |
849bdf42 |
427 | </table> |
d112ed5a |
428 | </body></html> |
849bdf42 |
429 | <?php |
d112ed5a |
430 | } else { |
431 | /** |
432 | * AREN'T YOU SUCH A KNOW-IT-ALL! |
433 | */ |
434 | $msg="<form onsubmit=\"return false\"><div align=\"center\">" |
435 | . "<input type=\"submit\" value=\" " . _("Close") |
436 | . " \" onclick=\"self.close()\"></div></form>"; |
437 | sqspell_makeWindow(null, _("No errors found"), null, $msg); |
438 | } |
439 | |
440 | /** |
441 | * For Emacs weenies: |
442 | * Local variables: |
443 | * mode: php |
444 | * End: |
445 | */ |
849bdf42 |
446 | ?> |