Replaced ereg_replace with str_replace on several occasions, should be faster.

[squirrelmail.git] / functions / imap_search.php

<?php

/**
 * imap_search.php
 *
 * Copyright (c) 1999-2002 The SquirrelMail Project Team
 * Licensed under the GNU GPL. For full terms see the file COPYING.
 *
 * IMAP search routines
 *
 * $Id$
 */

require_once('../functions/imap.php');
require_once('../functions/date.php');
require_once('../functions/array.php');
require_once('../functions/mailbox_display.php');
require_once('../functions/mime.php');

function sqimap_search($imapConnection,$search_where,$search_what,$mailbox,$color, $search_position = '') {

    global $msgs, $message_highlight_list, $squirrelmail_language, $languages, $index_order;
    global $pos;

    $pos = $search_position;

    $urlMailbox = urlencode($mailbox);

    /* Construct the Search QuERY */

#  account for multiple search terms

        $multi_search = array ();
        $search_what = ereg_replace("[ ]{2,}", ' ', $search_what);
        $multi_search = split (' ', $search_what);
        if (count($multi_search)==1) {
                $search_string = $search_where . ' ' . '"' . $multi_search[0] . '"';
        }
        else {
                $search_string = '';
		$count = count($multi_search);
                for ($x=0;$x<$count;$x++) {
                	$search_string = $search_string . ' ' . $search_where . " " . '"' . $multi_search[$x] . '" ';
                }
        }
	$search_string = trim($search_string);

# now use $search_string in the imap search

    if (isset($languages[$squirrelmail_language]['CHARSET']) &&
        $languages[$squirrelmail_language]['CHARSET']) {
        $ss = "SEARCH CHARSET ".$languages[$squirrelmail_language]['CHARSET']." ALL $search_string";
    } else {
        $ss .= "SEARCH ALL $search_string\"";
    }

    /* Read Data Back From IMAP */
    $readin = sqimap_run_command ($imapConnection, $ss, true, $result, $message);
    if (isset($languages[$squirrelmail_language]['CHARSET']) && strtolower($result) == 'no') {
        // $ss = "SEARCH CHARSET \"US-ASCII\" ALL $search_where \"$search_what\"";
        $ss = "SEARCH CHARSET \"US-ASCII\" ALL $search_string";
        $readin = sqimap_run_command ($imapConnection, $ss, true, $result, $message);
    }

    unset($messagelist); $msgs=""; $c = 0;

    /* Keep going till we find the SEARCH responce */
    while ($c < count( $readin )) {

        /* Check to see if a SEARCH Responce was recived */
        if (substr($readin[$c],0,9) == "* SEARCH ")
            $messagelist = explode(" ",substr($readin[$c],9));
        else if (isset($errors))
            $errors = $errors.$readin[$c];
        else
            $errors = $readin[$c];
        $c++;
    }

    /* If nothing is found * SEARCH should be the first error else echo errors */
    if (isset($errors) && strstr($errors,"* SEARCH")) {
        echo '<br><CENTER>' . _("No Messages Found") . '</CENTER>';
        return;
    } else if (isset($errors)) {
        echo "<!-- ".$errors." -->";
    }

    /*
        HACKED CODED FROM ANOTHER FUNCTION, Could Probably dump this and mondify
        exsitising code with a search true/false varible.
    */

    global $sent_folder;
    for ($q = 0; $q < count($messagelist); $q++) {
        $id[$q] = trim($messagelist[$q]);
    }
    $issent = ($mailbox == $sent_folder);
    $hdr_list = sqimap_get_small_header_list($imapConnection, $id, $issent);
    $flags = sqimap_get_flags_list($imapConnection, $id, $issent);
    foreach ($hdr_list as $hdr) {
        $from[] = $hdr->from;
        $date[] = $hdr->date;
        $subject[] = $hdr->subject;
        $to[] = $hdr->to;
        $priority[] = $hdr->priority;
        $cc[] = $hdr->cc;
        $size[] = $hdr->size;
        $type[] = $hdr->type0;
    }

    $j = 0;
    while ($j < count($messagelist)) {
            $date[$j] = str_replace('  ', ' ', $date[$j]);
            $tmpdate = explode(" ", trim($date[$j]));

            $messages[$j]["TIME_STAMP"] = getTimeStamp($tmpdate);
            $messages[$j]["DATE_STRING"] = getDateString($messages[$j]["TIME_STAMP"]);
            $messages[$j]["ID"] = $id[$j];
            $messages[$j]["FROM"] = decodeHeader($from[$j]);
            $messages[$j]["FROM-SORT"] = strtolower(sqimap_find_displayable_name(decodeHeader($from[$j])));
            $messages[$j]["SUBJECT"] = decodeHeader($subject[$j]);
            $messages[$j]["SUBJECT-SORT"] = strtolower(decodeHeader($subject[$j]));
            $messages[$j]["TO"] = decodeHeader($to[$j]);
            $messages[$j]["PRIORITY"] = $priority[$j];
            $messages[$j]["CC"] = $cc[$j];
            $messages[$j]["SIZE"] = $size[$j];
            $messages[$j]["TYPE0"] = $type[$j];

            $num = 0;
            while ($num < count($flags[$j])) {
                if ($flags[$j][$num] == 'Deleted') {
                    $messages[$j]['FLAG_DELETED'] = true;
                } else if ($flags[$j][$num] == 'Answered') {
                    $messages[$j]['FLAG_ANSWERED'] = true;
                } else if ($flags[$j][$num] == 'Seen') {
                    $messages[$j]['FLAG_SEEN'] = true;
                } else if ($flags[$j][$num] == 'Flagged') {
                    $messages[$j]['FLAG_FLAGGED'] = true;
                }
                $num++;
            }
            $j++;
    }

    /* Find and remove the ones that are deleted */
    $i = 0;
    $j = 0;
    while ($j < count($messagelist)) {
        if (isset($messages[$j]["FLAG_DELETED"]) && $messages[$j]["FLAG_DELETED"] == true) {
            $j++;
            continue;
        }
        $msgs[$i] = $messages[$j];

        $i++;
        $j++;
    }
    $numMessages = $i;

    /* There's gotta be messages in the array for it to sort them. */

    if (count($messagelist) > 0) {
        $j=0;
        if (!isset ($msg)) { 
            $msg = ''; 
        }

        mail_message_listing_beginning( $imapConnection,
            "move_messages.php?msg=$msg&mailbox=$urlMailbox&pos=$pos&where=" . urlencode($search_where) . "&what=".urlencode($search_what),
            $mailbox,
            -1,
            '<b>' . _("Found") . ' ' . count($messagelist) . ' ' . _("messages") . '</b>',
            get_selectall_link($start_msg, $sort) );


        while ($j < count($msgs)) {
            printMessageInfo($imapConnection, $msgs[$j]["ID"], 0, $j, $mailbox, '', 0, $search_where, $search_what);
            $j++;
        }
        echo '</table></td></tr></table></form>';

    }
}

?>