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1 | <?php |
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2 | /** |
3 | * check_me.mod |
4 | * ------------- |
5 | * Squirrelspell module. |
6 | * |
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7 | * Copyright (c) 1999-2004 The SquirrelMail development team |
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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 | */ |
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19 | |
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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\" " |
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32 | . "title=\"$title\">$link</a>" |
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33 | . '</td>'; |
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34 | } |
35 | |
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36 | /** |
37 | * Declaring globals for users with E_ALL set. |
38 | */ |
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39 | global $SQSPELL_APP, $attachment_dir, $SQSPELL_EREG, $color; |
40 | |
41 | $sqspell_text = $_POST['sqspell_text']; |
42 | $sqspell_use_app = $_POST['sqspell_use_app']; |
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43 | |
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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) != '>'){ |
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67 | $sqspell_new_lines[$i] = ' ' . $sqspell_raw_lines[$i]; |
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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); |
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77 | |
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78 | /** |
79 | * Define the command used to spellcheck the document. |
80 | */ |
81 | $sqspell_command=$SQSPELL_APP[$sqspell_use_app]; |
82 | /** |
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83 | * If you have php >= 4.3.0, we can use proc_open and safe mode |
84 | * and not mess w/ temp files. Otherwise we will do it the old |
85 | * way, (minus the uneeded call to cat that messes up Wintel |
86 | * boxen.) |
87 | * Thanks Ray Ferguson for providing this patch. |
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88 | */ |
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89 | if( check_php_version ( 4, 3 ) ) { |
90 | $descriptorspec = array( |
91 | 0 => array('pipe', 'r'), // stdin is a pipe that the child will read from |
92 | 1 => array('pipe', 'w'), // stdout is a pipe that the child will write to |
93 | 2 => array('pipe', 'w'), // stderr is a pipe that the child will write to |
94 | ); |
95 | $spell_proc=proc_open($sqspell_command, $descriptorspec, $pipes); |
96 | fwrite($pipes[0], $sqspell_new_text); |
97 | fclose($pipes[0]); |
98 | $sqspell_output = array(); |
99 | for($i=1; $i<=2; $i++){ |
100 | while(!feof($pipes[$i])) |
101 | array_push($sqspell_output, rtrim(fgetss($pipes[$i],999),"\n")); |
102 | fclose($pipes[$i]); |
103 | } |
104 | $sqspell_exitcode=proc_close($spell_proc); |
105 | } else { |
106 | do { |
107 | $floc = "$attachment_dir/" . md5($sqspell_new_text . microtime()); |
108 | } while (file_exists($floc)); |
109 | $fp=fopen($floc, 'w'); |
110 | fwrite($fp, $sqspell_new_text); |
111 | fclose($fp); |
112 | exec("$sqspell_command < $floc 2>&1", $sqspell_output, $sqspell_exitcode); |
113 | unlink($floc); |
114 | } |
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115 | |
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116 | /** |
117 | * Check if the execution was successful. Bail out if it wasn't. |
118 | */ |
119 | if ($sqspell_exitcode){ |
120 | $msg= "<div align='center'>" |
121 | . sprintf(_("I tried to execute '%s', but it returned:"), |
122 | $sqspell_command) . "<pre>" |
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123 | . join("\n", htmlspecialchars($sqspell_output)) . "</pre>" |
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124 | . "<form onsubmit=\"return false\">" |
125 | . "<input type=\"submit\" value=\" " . _("Close") |
126 | . " \" onclick=\"self.close()\"></form></div>"; |
127 | sqspell_makeWindow(null, _("SquirrelSpell is misconfigured."), null, $msg); |
128 | exit; |
129 | } |
130 | |
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131 | /** |
132 | * Load the user dictionary. |
133 | */ |
134 | $words=sqspell_getLang(sqspell_getWords(), $sqspell_use_app); |
135 | /** |
136 | * Define some variables to be used during the processing. |
137 | */ |
138 | $current_line=0; |
139 | $missed_words=Array(); |
140 | $misses = Array(); |
141 | $locations = Array(); |
142 | $errors=0; |
143 | /** |
144 | * Now we process the output of sqspell_command (ispell or aspell in |
145 | * ispell compatibility mode, whichever). I'm going to be scarce on |
146 | * comments here, since you can just look at the ispell/aspell output |
147 | * and figure out what's going on. ;) The best way to describe this is |
148 | * "Dark Magic". |
149 | */ |
150 | for ($i=0; $i<sizeof($sqspell_output); $i++){ |
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151 | switch (substr($sqspell_output[$i], 0, 1)){ |
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152 | /** |
153 | * Line is empty. |
154 | * Ispell adds empty lines when an end of line is reached |
155 | */ |
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156 | case '': |
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157 | $current_line++; |
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158 | break; |
159 | /** |
160 | * Line begins with "&". |
161 | * This means there's a misspelled word and a few suggestions. |
162 | */ |
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163 | case '&': |
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164 | list($left, $right) = explode(": ", $sqspell_output[$i]); |
165 | $tmparray = explode(" ", $left); |
166 | $sqspell_word=$tmparray[1]; |
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167 | /** |
168 | * Check if the word is in user dictionary. |
169 | */ |
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170 | if (!$SQSPELL_EREG("\n$sqspell_word\n", $words)){ |
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171 | $sqspell_symb=intval($tmparray[3])-1; |
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172 | if (!isset($misses[$sqspell_word])) { |
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173 | $misses[$sqspell_word] = $right; |
174 | $missed_words[$errors] = $sqspell_word; |
175 | $errors++; |
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176 | } |
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177 | if (isset($locations[$sqspell_word])){ |
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178 | $locations[$sqspell_word] .= ', '; |
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179 | } else { |
180 | $locations[$sqspell_word] = ''; |
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181 | } |
182 | $locations[$sqspell_word] .= "$current_line:$sqspell_symb"; |
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183 | } |
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184 | break; |
185 | /** |
186 | * Line begins with "#". |
187 | * This means a misspelled word and no suggestions. |
188 | */ |
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189 | case '#': |
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190 | $tmparray = explode(" ", $sqspell_output[$i]); |
191 | $sqspell_word=$tmparray[1]; |
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192 | /** |
193 | * |
194 | * Check if the word is in user dictionary. |
195 | */ |
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196 | if (!$SQSPELL_EREG("\n$sqspell_word\n", $words)){ |
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197 | $sqspell_symb=intval($tmparray[2])-1; |
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198 | if (!isset($misses[$sqspell_word])) { |
199 | $misses[$sqspell_word] = '_NONE'; |
200 | $missed_words[$errors] = $sqspell_word; |
201 | $errors++; |
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202 | } |
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203 | if (isset($locations[$sqspell_word])) { |
204 | $locations[$sqspell_word] .= ', '; |
205 | } else { |
206 | $locations[$sqspell_word] = ''; |
207 | } |
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208 | $locations[$sqspell_word] .= "$current_line:$sqspell_symb"; |
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209 | } |
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210 | break; |
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211 | } |
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212 | } |
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213 | |
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214 | if ($errors){ |
215 | /** |
216 | * So, there are errors |
217 | * This is the only place where the generic GUI-wrapper is not |
218 | * called, but generated right here. This is due to the complexity |
219 | * of the output. |
220 | */ |
221 | echo "<html>\n" |
222 | . "<head>\n" |
223 | . '<title>' . _("SquirrelSpell Results") . '</title>'; |
224 | /** |
225 | * Check if there are user-defined stylesheets. |
226 | */ |
227 | if ($theme_css != '') { |
228 | echo "<LINK REL=\"stylesheet\" TYPE=\"text/css\" HREF=\"$theme_css\">\n"; |
229 | } |
230 | /** |
231 | * Load the spelling errors into JavaScript arrays |
232 | * (More dark magic!) |
233 | */ |
234 | echo "<script type=\"text/javascript\">\n" |
235 | . "<!--\n"; |
236 | |
237 | $sqspell_lines = explode("\n", $sqspell_text); |
238 | /** |
239 | * The javascript array sqspell_lines[] contains all lines of |
240 | * the message we've been checking. |
241 | */ |
242 | echo "var sqspell_lines=new Array();\n"; |
243 | for ($i=0; $i<sizeof($sqspell_lines); $i++){ |
244 | echo "sqspell_lines[$i] = \"" |
245 | . chop(addslashes($sqspell_lines[$i])) . "\";\n"; |
246 | } |
247 | echo "\n\n"; |
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248 | |
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249 | /** |
250 | * The javascript array misses[] contais all misspelled words. |
251 | */ |
252 | echo "var misses=new Array();\n"; |
253 | for ($i=0; $i<sizeof($missed_words); $i++){ |
254 | echo "misses[$i] = \"" . $missed_words[$i] . "\";\n"; |
255 | } |
256 | echo "\n\n"; |
257 | |
258 | /** |
259 | * Suggestions are (guess what!) suggestions for misspellings |
260 | */ |
261 | echo "var suggestions = new Array();\n"; |
262 | $i=0; |
263 | while (list($word, $value) = each($misses)){ |
264 | if ($value=='_NONE') $value=''; |
265 | echo "suggestions[$i] = \"$value\";\n"; |
266 | $i++; |
267 | } |
268 | echo "\n\n"; |
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269 | |
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270 | /** |
271 | * Locations are where those misspellings are located, line:symbol |
272 | */ |
273 | echo "var locations= new Array();\n"; |
274 | $i=0; |
275 | while (list($word, $value) = each($locations)){ |
276 | echo "locations[$i] = \"$value\";\n"; |
277 | $i++; |
278 | } |
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279 | |
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280 | /** |
281 | * Add some strings so they can be i18n'd. |
282 | */ |
283 | echo "var ui_completed = \"" . _("Spellcheck completed. Commit changes?") |
284 | . "\";\n"; |
285 | echo "var ui_nochange = \"" . _("No changes were made.") . "\";\n"; |
286 | echo "var ui_wait = \"" |
287 | . _("Now saving your personal dictionary... Please wait.") |
288 | . "\";\n"; |
289 | |
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290 | |
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291 | /** |
292 | * Did I mention that I hate dots on the end of contcatenated lines? |
293 | * Dots at the beginning make so much more sense! |
294 | */ |
295 | echo "//-->\n" |
296 | . "</script>\n" |
297 | . "<script src=\"js/check_me.js\" type=\"text/javascript\"></script>\n" |
298 | . "</head>\n"; |
299 | |
300 | echo "<body bgcolor=\"$color[4]\" text=\"$color[8]\" link=\"$color[7]\" " |
301 | . "alink=\"$color[7]\" vlink=\"$color[7]\" " |
302 | . "onload=\"populateSqspellForm()\">\n"; |
303 | ?> |
304 | <table width="100%" border="0" cellpadding="2"> |
305 | <tr> |
306 | <td bgcolor="<?php echo $color[9] ?>" align="center"> |
307 | <b> |
308 | <?php printf( _("Found %s errors"), $errors ) ?> |
309 | </b> |
310 | </td> |
311 | </tr> |
312 | <tr> |
313 | <td> |
314 | <hr> |
315 | </td> |
316 | </tr> |
317 | <tr> |
318 | <td> |
319 | <form method="post"> |
320 | <input type="hidden" name="MOD" value="forget_me_not" /> |
321 | <input type="hidden" name="words" value="" /> |
322 | <input type="hidden" name="sqspell_use_app" |
323 | value="<?php echo $sqspell_use_app ?>" /> |
324 | <table border="0" width="100%"> |
325 | <tr align="center"> |
326 | <td colspan="4"> |
327 | <?php |
328 | $sptag = "<span style=\"background-color: $color[9]\">"; |
329 | echo $sptag . _("Line with an error:") . '</span>'; |
330 | ?> |
331 | <br /> |
332 | <textarea name="sqspell_line_area" cols="50" rows="3" |
333 | wrap="hard" onfocus="this.blur()"></textarea> |
334 | </td> |
335 | </tr> |
336 | <tr valign="middle"> |
337 | <td align="right" width="25%"> |
338 | <?php |
339 | echo $sptag . _("Error:") . '</span>'; |
340 | ?> |
341 | </td> |
342 | <td align="left" width="25%"> |
343 | <input name="sqspell_error" size="10" value="" |
344 | onfocus="this.blur()" /> |
345 | </td> |
346 | <td align="right" width="25%"> |
347 | <?php |
348 | echo $sptag . _("Suggestions:") . '</span>'; |
349 | ?> |
350 | </td> |
351 | <td align="left" width="25%"> |
352 | <select name="sqspell_suggestion" |
353 | onchange="if (this.options[this.selectedIndex].value != '_NONE') document.forms[0].sqspell_oruse.value=this.options[this.selectedIndex].value"> |
354 | <?php |
355 | echo '<option>' . _("Suggestions") . '</option>'; |
356 | ?> |
357 | </select> |
358 | </td> |
359 | </tr> |
360 | <tr> |
361 | <td align="right"> |
362 | <?php |
363 | echo $sptag . _("Change to:") . '</span>'; |
364 | ?> |
365 | </td> |
366 | <td align="left"> |
367 | <input name="sqspell_oruse" size="15" value="" |
368 | onfocus="if(!this.value) this.value=document.forms[0].sqspell_error.value"> |
369 | </td> |
370 | <td align="right"> |
371 | <?php |
372 | echo $sptag . _("Occurs times:") . '</span>'; |
373 | ?> |
374 | </td> |
375 | <td align="left"> |
376 | <input name="sqspell_likethis" size=3 value="" onfocus="this.blur()"> |
377 | </td> |
378 | </tr> |
379 | <!-- hello? What is this? </td></tr> --> |
380 | <tr> |
381 | <td colspan="4"><hr></td> |
382 | </tr> |
383 | <tr> |
384 | <td colspan="4"> |
385 | <table border="0" cellpadding="0" cellspacing="3" width="100%"> |
386 | <tr align="center" bgcolor="<?php echo $color[9] ?>"> |
387 | <?php |
388 | SpellLink('sqspellChange()', |
389 | _("Change this word"), |
390 | _("Change")); |
391 | SpellLink('sqspellChangeAll()', |
392 | _("Change ALL occurances of this word"), |
393 | _("Change All")); |
394 | SpellLink('sqspellIgnore()', |
395 | _("Ignore this word"), |
396 | _("Ignore")); |
397 | SpellLink('sqspellIgnoreAll()', |
398 | _("Ignore ALL occurances this word"), |
399 | _("Ignore All")); |
400 | SpellLink('sqspellRemember()', |
401 | _("Add this word to your personal dictionary"), |
402 | _("Add to Dic")); |
403 | ?> |
404 | </tr> |
405 | </table> |
406 | </td> |
407 | </tr> |
408 | <tr> |
409 | <td colspan="4"><hr></td> |
410 | </tr> |
411 | <tr> |
412 | <td colspan="4" align="center" bgcolor="<?php echo $color[9] ?>"> |
413 | <?php |
414 | echo '<input type="button" value=" ' |
415 | . _("Close and Commit") |
416 | . ' " onclick="if (confirm(\'' |
417 | . _("The spellcheck is not finished. Really close and commit changes?") |
418 | . '\')) sqspellCommitChanges()">' |
419 | . ' <input type="button" value=" ' |
420 | . _("Close and Cancel") |
421 | . ' " onclick="if (confirm(\'' |
422 | . _("The spellcheck is not finished. Really close and discard changes?") |
423 | . '\')) self.close()">'; |
424 | ?> |
425 | </td> |
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426 | </tr> |
427 | </table> |
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428 | </form> |
429 | </td> |
430 | </tr> |
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431 | </table> |
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432 | </body></html> |
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433 | <?php |
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434 | } else { |
435 | /** |
436 | * AREN'T YOU SUCH A KNOW-IT-ALL! |
437 | */ |
438 | $msg="<form onsubmit=\"return false\"><div align=\"center\">" |
439 | . "<input type=\"submit\" value=\" " . _("Close") |
440 | . " \" onclick=\"self.close()\"></div></form>"; |
441 | sqspell_makeWindow(null, _("No errors found"), null, $msg); |
442 | } |
443 | |
444 | /** |
445 | * For Emacs weenies: |
446 | * Local variables: |
447 | * mode: php |
448 | * End: |
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449 | * vim: syntax=php et ts=4 |
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450 | */ |
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451 | ?> |