/**
* help.php
*
- * Copyright (c) 1999-2002 The SquirrelMail Project Team
- * Licensed under the GNU GPL. For full terms see the file COPYING.
- *
* Displays help for the user
*
- * $Id$
+ * @copyright © 1999-2006 The SquirrelMail Project Team
+ * @license http://opensource.org/licenses/gpl-license.php GNU Public License
+ * @version $Id$
+ * @package squirrelmail
*/
-require_once('../src/validate.php');
-require_once('../functions/display_messages.php');
-require_once('../functions/imap.php');
-require_once('../functions/array.php');
+/**
+ * Include the SquirrelMail initialization file.
+ */
+require('../include/init.php');
displayPageHeader($color, 'None' );
*/
function get_info($doc, $pos) {
- for ($n=$pos; $n < count($doc); $n++) {
+ $ary = array(0,0,0);
+
+ $cntdoc = count($doc);
+
+ for ($n=$pos; $n < $cntdoc; $n++) {
if (trim(strtolower($doc[$n])) == '<chapter>'
|| trim(strtolower($doc[$n])) == '<section>') {
- for ($n++;$n < count($doc)
- && (trim(strtolower($doc[$n])) != '</section>')
+ for ($n++; $n < $cntdoc
+ && (trim(strtolower($doc[$n])) != '</section>')
&& (trim(strtolower($doc[$n])) != '</chapter>'); $n++) {
if (trim(strtolower($doc[$n])) == '<title>') {
$n++;
}
if (trim(strtolower($doc[$n])) == '<description>') {
$ary[1] = '';
- for ($n++;$n < count($doc)
+ for ($n++;$n < $cntdoc
&& (trim(strtolower($doc[$n])) != '</description>');
$n++) {
$ary[1] .= $doc[$n];
}
if (trim(strtolower($doc[$n])) == '<summary>') {
$ary[2] = '';
- for ($n++; $n < count($doc)
- && (trim(strtolower($doc[$n])) != '</summary>');
+ for ($n++; $n < $cntdoc
+ && (trim(strtolower($doc[$n])) != '</summary>');
$n++) {
$ary[2] .= $doc[$n];
}
}
if (isset($ary)) {
$ary[3] = $n;
- return $ary;
} else {
- $ary[0] = 'ERROR: Help files are not in the right format!';
- $ary[1] = 'ERROR: Help files are not in the right format!';
- $ary[2] = 'ERROR: Help files are not in the right format!';
- return $ary;
+ $ary[0] = _("ERROR: Help files are not in the right format!");
+ $ary[1] = $ary[0];
+ $ary[2] = $ary[0];
}
+ return( $ary );
+ } else if (!trim(strtolower($doc[$n]))) {
+ $ary[0] = '';
+ $ary[1] = '';
+ $ary[2] = '';
+ $ary[3] = $n;
}
}
- $ary[0] = 'ERROR: Help files are not in the right format!';
- $ary[1] = 'ERROR: Help files are not in the right format!';
- return $ary;
+ $ary[0] = _("ERROR: Help files are not in the right format!");
+ $ary[1] = $ary[0];
+ $ary[2] = $ary[0];
+ $ary[3] = $n;
+ return( $ary );
}
/**************[ END HELP FUNCTIONS ]******************/
-
-
-echo '<br>' .
- html_tag( 'table',
+echo html_tag( 'table',
html_tag( 'tr',
- html_tag( 'td','<center><b>' . _("Help") .'</b></center>', 'center', $color[0] )
+ html_tag( 'td','<div style="text-align: center;"><b>' . _("Help") .'</b></div>', 'center', $color[0] )
) ,
- 'center', '', 'width="95%" cellpadding="2" cellspacing="2" border="0"' );
+ 'center', '', 'width="95%" cellpadding="1" cellspacing="2" border="0"' );
-do_hook("help_top");
+do_hook('help_top');
echo html_tag( 'table', '', 'center', '', 'width="90%" cellpadding="0" cellspacing="10" border="0"' ) .
html_tag( 'tr' ) .
html_tag( 'td' );
-if (isset($HTTP_REFERER)) {
- $ref = strtolower($HTTP_REFERER);
- if (strpos($ref, 'src/compose')){
- $context = 'compose';
- } else if (strpos($ref, 'src/addr')){
- $context = 'address';
- } else if (strpos($ref, 'src/folders')){
- $context = 'folders';
- } else if (strpos($ref, 'src/options')){
- $context = 'options';
- } else if (strpos($ref, 'src/right_main')){
- $context = 'index';
- } else if (strpos($ref, 'src/read_body')){
- $context = 'read';
- } else if (strpos($ref, 'src/search')){
- $context = 'search';
- }
-}
-
if (!isset($squirrelmail_language)) {
$squirrelmail_language = 'en_US';
}
if (file_exists("../help/$squirrelmail_language")) {
- $help_exists = true;
$user_language = $squirrelmail_language;
} else if (file_exists('../help/en_US')) {
- $help_exists = true;
- echo "<center><font color=\"$color[2]\">";
- printf (_("The help has not been translated to %s. It will be displayed in English instead."), $languages[$squirrelmail_language]['NAME']);
- echo '</font></center><br>';
+ error_box(_("Help is not available in the selected language. It will be displayed in English instead."));
+ echo '<br />';
$user_language = 'en_US';
} else {
- $help_exists = false;
- echo "<br><center><font color=\"$color[2]\">" .
- _("Some or all of the help documents are not present!").
- '</font></center>'.
- '</td></tr></table>';
- /* this is really silly, because there may be some
- * footers. What about them.
- * TODO: Fix this so it's not just "exit".
- */
+ error_box( _("Help is not available. Please contact your system administrator for assistance."));
+ echo '</td></tr></table>';
+ // Display footer (closes HTML tags) and stop script execution.
+ $oTemplate->display('footer.tpl');
exit;
}
-if ($help_exists == true) {
- if (!isset($context)){
- $context = '';
- }
- if ($context == 'compose'){
- $chapter = 4;
- } else if ($context == 'address'){
- $chapter = 5;
- } else if ($context == 'folders'){
- $chapter = 6;
- } else if ($context == 'options'){
- $chapter = 7;
- } else if ($context == 'index'){
- $chapter = 2;
- } else if ($context == 'read'){
- $chapter = 3;
- } else if ($context == 'search'){
- $chapter = 8;
+
+/* take the chapternumber from the GET-vars,
+ * else see if we can get a relevant chapter from the referer */
+$chapter = 0;
+
+if ( sqgetGlobalVar('chapter', $temp, SQ_GET) ) {
+ $chapter = (int) $temp;
+} elseif ( sqgetGlobalVar('HTTP_REFERER', $temp, SQ_SERVER) ) {
+ $ref = strtolower($temp);
+
+ $contexts = array ( 'src/compose' => 4, 'src/addr' => 5,
+ 'src/folders' => 6, 'src/options' => 7, 'src/right_main' => 2,
+ 'src/read_body' => 3, 'src/search' => 8 );
+
+ foreach($contexts as $path => $chap) {
+ if(strpos($ref, $path)) {
+ $chapter = $chap;
+ break;
+ }
}
+}
+
+if ( $chapter == 0 || !isset( $helpdir[$chapter-1] ) ) {
+ // Initialise the needed variables.
+ $toc = array();
- if (!isset($chapter)) {
- echo html_tag( 'table', '', 'center', '', 'cellpadding="0" cellspacing="0" border="0"' );
- html_tag( 'tr' ) .
- html_tag( 'td' ) .
- '<b><center>' . _("Table of Contents") . '</center></b><br>';
- do_hook('help_chapter');
- echo html_tag( 'ol' );
- for ($i=0; $i < count($helpdir); $i++) {
+ // Get the chapter numbers, title and decriptions.
+ for ($i=0, $cnt = count($helpdir); $i < $cnt; $i++) {
+ if (file_exists("../help/$user_language/$helpdir[$i]")) {
+ // First try the selected language.
$doc = file("../help/$user_language/$helpdir[$i]");
$help_info = get_info($doc, 0);
- echo '<li><a href="../src/help.php?chapter=' . ($i+1)
- . '">' . $help_info[0] . '</a>' .
- html_tag( 'ul', $help_info[2] );
- }
- echo '</ol></td></tr></table>';
- } else {
- $doc = file("../help/$user_language/" . $helpdir[$chapter-1]);
- $help_info = get_info($doc, 0);
- echo '<small><center>';
- if ($chapter <= 1){
- echo '<font color="' . $color[9] . '">' . _("Previous")
- . '</font> | ';
- } else {
- echo '<a href="../src/help.php?chapter=' . ($chapter-1)
- . '">' . _("Previous") . '</a> | ';
- }
- echo '<a href="../src/help.php">' . _("Table of Contents") . '</a>';
- if ($chapter >= count($helpdir)){
- echo ' | <font color="$color[9]">' . _("Next") . '</font>';
+ $toc[] = array($i+1, $help_info[0], $help_info[2]);
+ } elseif (file_exists("../help/en_US/$helpdir[$i]")) {
+ // If the selected language can't be found, try English.
+ $doc = file("../help/en_US/$helpdir[$i]");
+ $help_info = get_info($doc, 0);
+ $toc[] = array($i+1, $help_info[0],
+ _("This chapter is not available in the selected language. It will be displayed in English instead.") .
+ '<br />' . $help_info[2]);
} else {
- echo ' | <a href="../src/help.php?chapter=' . ($chapter+1)
- . '">' . _("Next") . '</a>';
+ // If English can't be found, the chapter went MIA.
+ $toc[] = array($i+1, _("This chapter is missing"),
+ sprintf(_("For some reason, chapter %s is not available."), $i+1));
}
- echo '</center></small><br>';
+ }
+
+ // Write the TOC header
+ echo html_tag( 'table', '', 'center', '', 'cellpadding="0" cellspacing="0" border="0"' ) .
+ html_tag( 'tr' ) .
+ html_tag( 'td' ) .
+ '<div style="text-align: center;"><b>' . _("Table of Contents") . '</b></div><br />';
+ echo html_tag( 'ol' );
+
+ // Write the TOC chapters.
+ // FIXME: HTML code is not compliant.
+ for ($i=0, $cnt = count($toc); $i < $cnt; $i++) {
+ echo '<li><a href="../src/help.php?chapter=' . $toc[$i][0]. '">' .
+ $toc[$i][1] . '</a>' . html_tag( 'ul', $toc[$i][2] );
+ }
+
+ // Provide hook for external help scripts.
+ do_hook('help_chapter');
+
+ // Write the TOC footer.
+ echo '</ol></td></tr></table>';
+} else {
+ // Initialise the needed variables.
+ $display_chapter = TRUE;
+
+ // Get the chapter.
+ if (file_exists("../help/$user_language/" . $helpdir[$chapter-1])) {
+ // First try the selected language.
+ $doc = file("../help/$user_language/" . $helpdir[$chapter-1]);
+ } elseif (file_exists("../help/en_US/" . $helpdir[$chapter-1])) {
+ // If the selected language can't be found, try English.
+ $doc = file("../help/en_US/" . $helpdir[$chapter-1]);
+ error_box(_("This chapter is not available in the selected language. It will be displayed in English instead."));
+ echo '<br />';
+ } else {
+ // If English can't be found, the chapter went MIA.
+ $display_chapter = FALSE;
+ }
+ // Write the chpater header.
+ echo '<div style="text-align: center;"><small>';
+ if ($chapter <= 1){
+ echo '<font color="' . $color[9] . '">' . _("Previous")
+ . '</font> | ';
+ } else {
+ echo '<a href="../src/help.php?chapter=' . ($chapter-1)
+ . '">' . _("Previous") . '</a> | ';
+ }
+ echo '<a href="../src/help.php">' . _("Table of Contents") . '</a>';
+ if ($chapter >= count($helpdir)){
+ echo ' | <font color="' . $color[9] . '">' . _("Next") . '</font>';
+ } else {
+ echo ' | <a href="../src/help.php?chapter=' . ($chapter+1)
+ . '">' . _("Next") . '</a>';
+ }
+ echo '</small></div><br />';
+
+ // Write the chapter.
+ if ($display_chapter) {
+ // If there is a valid chapter, display it.
+ $help_info = get_info($doc, 0);
echo '<font size="5"><b>' . $chapter . ' - ' . $help_info[0]
- . '</b></font><br><br>';
- if (isset($help_info[1])){
+ . '</b></font><br /><br />';
+
+ if (isset($help_info[1]) && $help_info[1]) {
echo $help_info[1];
} else {
echo html_tag( 'p', $help_info[2], 'left' );
}
-
+
$section = 0;
- for ($n = $help_info[3]; $n < count($doc); $n++) {
+ for ($n = $help_info[3], $cnt = count($doc); $n < $cnt; $n++) {
$section++;
$help_info = get_info($doc, $n);
echo "<b>$chapter.$section - $help_info[0]</b>" .
- html_tag( 'ul', $help_info[1] );
+ $help_info[1];
$n = $help_info[3];
}
- echo '<br><center><a href="#pagetop">' . _("Top") . '</a></center>';
+ echo '<br /><div style="text-align: center;"><a href="#pagetop">' . _("Top") . '</a></div>';
+ } else {
+ // If the help file went MIA, display an error message.
+ error_box(sprintf(_("For some reason, chapter %s is not available."), $chapter));
}
}
+
do_hook('help_bottom');
echo html_tag( 'tr',
html_tag( 'td', ' ', 'left', $color[0] )
- ).
- '</table></body></html>';
+ );
+
?>
+</table>
+<?php
+$oTemplate->display('footer.tpl');
+?>
\ No newline at end of file