<?php
- /**
- ** help.php
- **
- ** Copyright (c) 1999-2000 The SquirrelMail development team
- ** Licensed under the GNU GPL. For full terms see the file COPYING.
- **
- ** Displays help for the user
- **
- **/
-
- session_start();
-
- if (!isset($config_php))
- include("../config/config.php");
- if (!isset($strings_php))
- include("../functions/strings.php");
- if (!isset($page_header_php))
- include("../functions/page_header.php");
- if (!isset($display_messages_php))
- include("../functions/display_messages.php");
- if (!isset($imap_php))
- include("../functions/imap.php");
- if (!isset($array_php))
- include("../functions/array.php");
- if (!isset($i18n_php))
- include("../functions/i18n.php");
- if (!isset($auth_php))
- include ("../functions/auth.php");
-
- include("../src/load_prefs.php");
- displayPageHeader($color, "None");
- is_logged_in();
-
- $helpdir[0] = "basic.hlp";
- $helpdir[1] = "main_folder.hlp";
- $helpdir[2] = "read_mail.hlp";
- $helpdir[3] = "compose.hlp";
- $helpdir[4] = "addresses.hlp";
- $helpdir[5] = "folders.hlp";
- $helpdir[6] = "options.hlp";
- $helpdir[7] = "search.hlp";
- $helpdir[8] = "FAQ.hlp";
-
- /****************[ HELP FUNCTIONS ]********************/
- // parses through and gets the information from the different documents.
- // this returns one section at a time. You must keep track of the position
- // so that it knows where to start to look for the next section.
-
- function get_info($doc, $pos) {
- for ($n=$pos; $n < count($doc); $n++) {
- if (trim(strtolower($doc[$n])) == "<chapter>" || trim(strtolower($doc[$n])) == "<section>") {
- for ($n++;$n < count($doc) && (trim(strtolower($doc[$n])) != "</section>") && (trim(strtolower($doc[$n])) != "</chapter>"); $n++) {
- if (trim(strtolower($doc[$n])) == "<title>") {
- $n++;
- $ary[0] = trim($doc[$n]);
- }
- if (trim(strtolower($doc[$n])) == "<description>") {
- for ($n++;$n < count($doc) && (trim(strtolower($doc[$n])) != "</description>"); $n++) {
- $ary[1] .= $doc[$n];
- }
- }
- if (trim(strtolower($doc[$n])) == "<summary>") {
- for ($n++;$n < count($doc) && (trim(strtolower($doc[$n])) != "</summary>"); $n++) {
- $ary[2] .= $doc[$n];
- }
- }
- }
- if ($ary) {
- $ary[3] = $n;
- return $ary;
+
+/**
+ * help.php
+ *
+ * Displays help for the user
+ *
+ * @copyright © 1999-2007 The SquirrelMail Project Team
+ * @license http://opensource.org/licenses/gpl-license.php GNU Public License
+ * @version $Id$
+ * @package squirrelmail
+ */
+
+/** This is the help page */
+define('PAGE_NAME', 'help');
+
+/**
+ * Include the SquirrelMail initialization file.
+ */
+require('../include/init.php');
+
+displayPageHeader($color);
+
+$helpdir[0] = 'basic.hlp';
+$helpdir[1] = 'main_folder.hlp';
+$helpdir[2] = 'read_mail.hlp';
+$helpdir[3] = 'compose.hlp';
+$helpdir[4] = 'addresses.hlp';
+$helpdir[5] = 'folders.hlp';
+$helpdir[6] = 'options.hlp';
+$helpdir[7] = 'search.hlp';
+$helpdir[8] = 'FAQ.hlp';
+
+/****************[ HELP FUNCTIONS ]********************/
+
+/**
+ * parses through and gets the information from the different documents.
+ * this returns one section at a time. You must keep track of the position
+ * so that it knows where to start to look for the next section.
+ */
+
+function get_info($doc, $pos) {
+ $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 < $cntdoc
+ && (trim(strtolower($doc[$n])) != '</section>')
+ && (trim(strtolower($doc[$n])) != '</chapter>'); $n++) {
+ if (trim(strtolower($doc[$n])) == '<title>') {
+ $n++;
+ $ary[0] = trim($doc[$n]);
+ }
+ if (trim(strtolower($doc[$n])) == '<description>') {
+ $ary[1] = '';
+ for ($n++;$n < $cntdoc
+ && (trim(strtolower($doc[$n])) != '</description>');
+ $n++) {
+ $ary[1] .= $doc[$n];
+ }
+ }
+ if (trim(strtolower($doc[$n])) == '<summary>') {
+ $ary[2] = '';
+ for ($n++; $n < $cntdoc
+ && (trim(strtolower($doc[$n])) != '</summary>');
+ $n++) {
+ $ary[2] .= $doc[$n];
+ }
+ }
+ }
+ if (isset($ary)) {
+ $ary[3] = $n;
} 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] = "ERROR: Help files are not in the right format!";
- return $ary;
- }
-
- /**************[ END HELP FUNCTIONS ]******************/
-
-?>
-
-<br>
-<table width=95% align=center cellpadding=2 cellspacing=2 border=0>
-<tr><td bgcolor="<?php echo $color[0] ?>">
- <center><b><?php echo _("Help") ?></b></center>
-</td></tr></table>
-
-<?php do_hook("help_top") ?>
-
-<table width=90% cellpadding=0 cellspacing=10 border=0 align=center><tr><td>
-<?php
- if ($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"))
- $context = "search";
- }
-
- if (!$squirrelmail_language)
- $squirrelmail_language = "en";
-
- if (file_exists("../help/$squirrelmail_language")) {
- $help_exists = true;
- $user_language = $squirrelmail_language;
- } else if (file_exists("../help/en")) {
- $help_exists = true;
- echo "<center><font color=\"$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>";
- $user_language = "en";
- } else {
- $help_exists = false;
- echo "<br><center><font color=\"$color[2]\">";
- echo _("Some or all of the help documents are not present!");
- echo "</font></center>";
- echo "</td></tr></table>";
- exit;
- }
-
- if ($help_exists) {
- if ($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")
- $chapter = 8;
-
- if (!$chapter) {
- echo "<table cellpadding=0 cellspacing=0 border=0 align=center><tr><td>\n";
- echo "<b><center>" . _("Table of Contents") . "</center></b><br>";
- do_hook("help_chapter");
- echo "<ol>\n";
- for ($i=0; $i < count($helpdir); $i++) {
+ $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] = $ary[0];
+ $ary[2] = $ary[0];
+ $ary[3] = $n;
+ return( $ary );
+}
+
+/**************[ END HELP FUNCTIONS ]******************/
+
+do_hook('help_top', $null);
+
+if (!isset($squirrelmail_language)) {
+ $squirrelmail_language = 'en_US';
+}
+
+if (file_exists("../help/$squirrelmail_language")) {
+ $user_language = $squirrelmail_language;
+} else if (file_exists('../help/en_US')) {
+ error_box(_("Help is not available in the selected language. It will be displayed in English instead."));
+ echo '<br />';
+ $user_language = 'en_US';
+} else {
+ 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.
+ $oTemplate->display('footer.tpl');
+ exit;
+}
+
+
+/* take the chapternumber from the GET-vars,
+ * else see if we can get a relevant chapter from the referer */
+$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.
+ $toc = array();
+
+ // Get the chapter numbers, title and decriptions.
+ for ($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>\n";
- echo "<ul>$help_info[2]</ul>";
- }
- echo "</ol>\n";
- echo "</td></tr></table>\n";
- } 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>";
- else echo " | <a href=\"../src/help.php?chapter=".($chapter+1)."\">"._("Next")."</a>\n";
- echo "</center></small><br>\n";
-
- echo "<font size=5><b>$chapter - $help_info[0]</b></font><br><br>\n";
- if ($help_info[1])
- echo "$help_info[1]\n";
- else
- echo "<p>$help_info[2]</p>\n";
-
- for ($n = $help_info[3]; $n < count($doc); $n++) {
+ $toc[] = array($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 {
+ // 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));
+ }
+ }
+
+ // Provide hook for external help scripts.
+ do_hook('help_chapter', $null);
+
+ $new_toc = array();
+ foreach ($toc as $ch) {
+ $a = array();
+ $a['Chapter'] = $ch[0];
+ $a['Title'] = $ch[1];
+ $a['Summary'] = trim($ch[2]);
+ $new_toc[] = $a;
+ }
+
+ $oTemplate->assign('toc', $new_toc);
+
+ $oTemplate->display('help_toc.tpl');
+} 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.
+ $display_chapter = FALSE;
+ }
+
+ // Write the chapter.
+ if ($display_chapter) {
+ // If there is a valid chapter, display it.
+ $help_info = get_info($doc, 0);
+ $ch = array();
+ $ch['Chapter'] = $chapter;
+ $ch['Title'] = $help_info[0];
+ $ch['Summary'] = isset($help_info[1]) && $help_info[1] ? trim($help_info[1]) : $help_info[2];
+ $ch['Sections'] = array();
+ $section = 0;
+ for ($n = $help_info[3], $cnt = count($doc); $n < $cnt; $n++) {
$section++;
$help_info = get_info($doc, $n);
- echo "<b>$chapter.$section - $help_info[0]</b>";
- echo "<ul>";
- echo "$help_info[1]";
- echo "</ul>";
$n = $help_info[3];
- }
-
- echo "<br><center><a href=\"#pagetop\">" . _("Top") . "</a></center>\n";
- }
- }
- do_hook("help_bottom");
-?>
-<tr><td bgcolor="<?php echo $color[0] ?>"> </td></tr></table>
-<td></tr></table>
-</body></html>
+
+ $a = array();
+ $a['SectionNumber'] = $section;
+ $a['SectionTitle'] = $help_info[0];
+ $a['SectionText'] = isset($help_info[1]) ? trim($help_info[1]) : '';;
+
+ $ch['Sections'][] = $a;
+ }
+
+ $oTemplate->assign('chapter_number', $chapter);
+ $oTemplate->assign('chapter_count', count($helpdir));
+ $oTemplate->assign('chapter_title', $ch['Title']);
+ $oTemplate->assign('chapter_summary', $ch['Summary']);
+ $oTemplate->assign('sections', $ch['Sections']);
+ $oTemplate->assign('error_msg', NULL);
+ } else {
+ // If the help file went MIA, trigger an error message.
+ $oTemplate->assign('chapter_number', $chapter);
+ $oTemplate->assign('chapter_count', count($helpdir));
+ $oTemplate->assign('chapter_title', '');
+ $oTemplate->assign('chapter_summary', '');
+ $oTemplate->assign('sections', array());
+ $oTemplate->assign('error_msg', sprintf(_("For some reason, chapter %s is not available."), $chapter));
+ }
+
+ $oTemplate->display('help_chapter.tpl');
+}
+
+do_hook('help_bottom', $null);
+
+$oTemplate->display('footer.tpl');