smarty/plugins/block.textformat.php
author Dan
Wed, 24 Sep 2008 13:47:42 -0400
changeset 54 6d8b9497e44b
parent 0 c63de9eb7045
permissions -rw-r--r--
Added check for PHP 5.1.0 and improved error handling for missing pcntl
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
0
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
     1
<?php
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
     2
/**
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
     3
 * Smarty plugin
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
     4
 * @package Smarty
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
     5
 * @subpackage plugins
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
     6
 */
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
     7
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
     8
/**
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
     9
 * Smarty {textformat}{/textformat} block plugin
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    10
 *
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    11
 * Type:     block function<br>
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    12
 * Name:     textformat<br>
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    13
 * Purpose:  format text a certain way with preset styles
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    14
 *           or custom wrap/indent settings<br>
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    15
 * @link http://smarty.php.net/manual/en/language.function.textformat.php {textformat}
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    16
 *       (Smarty online manual)
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    17
 * @param array
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    18
 * <pre>
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    19
 * Params:   style: string (email)
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    20
 *           indent: integer (0)
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    21
 *           wrap: integer (80)
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    22
 *           wrap_char string ("\n")
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    23
 *           indent_char: string (" ")
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    24
 *           wrap_boundary: boolean (true)
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    25
 * </pre>
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    26
 * @author Monte Ohrt <monte at ohrt dot com>
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    27
 * @param string contents of the block
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    28
 * @param Smarty clever simulation of a method
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    29
 * @return string string $content re-formatted
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    30
 */
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    31
function smarty_block_textformat($params, $content, &$smarty)
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    32
{
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    33
    if (is_null($content)) {
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    34
        return;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    35
    }
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    36
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    37
    $style = null;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    38
    $indent = 0;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    39
    $indent_first = 0;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    40
    $indent_char = ' ';
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    41
    $wrap = 80;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    42
    $wrap_char = "\n";
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    43
    $wrap_cut = false;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    44
    $assign = null;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    45
    
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    46
    foreach ($params as $_key => $_val) {
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    47
        switch ($_key) {
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    48
            case 'style':
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    49
            case 'indent_char':
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    50
            case 'wrap_char':
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    51
            case 'assign':
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    52
                $$_key = (string)$_val;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    53
                break;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    54
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    55
            case 'indent':
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    56
            case 'indent_first':
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    57
            case 'wrap':
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    58
                $$_key = (int)$_val;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    59
                break;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    60
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    61
            case 'wrap_cut':
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    62
                $$_key = (bool)$_val;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    63
                break;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    64
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    65
            default:
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    66
                $smarty->trigger_error("textformat: unknown attribute '$_key'");
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    67
        }
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    68
    }
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    69
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    70
    if ($style == 'email') {
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    71
        $wrap = 72;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    72
    }
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    73
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    74
    // split into paragraphs
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    75
    $_paragraphs = preg_split('![\r\n][\r\n]!',$content);
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    76
    $_output = '';
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    77
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    78
    for($_x = 0, $_y = count($_paragraphs); $_x < $_y; $_x++) {
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    79
        if ($_paragraphs[$_x] == '') {
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    80
            continue;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    81
        }
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    82
        // convert mult. spaces & special chars to single space
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    83
        $_paragraphs[$_x] = preg_replace(array('!\s+!','!(^\s+)|(\s+$)!'), array(' ',''), $_paragraphs[$_x]);
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    84
        // indent first line
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    85
        if($indent_first > 0) {
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    86
            $_paragraphs[$_x] = str_repeat($indent_char, $indent_first) . $_paragraphs[$_x];
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    87
        }
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    88
        // wordwrap sentences
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    89
        $_paragraphs[$_x] = wordwrap($_paragraphs[$_x], $wrap - $indent, $wrap_char, $wrap_cut);
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    90
        // indent lines
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    91
        if($indent > 0) {
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    92
            $_paragraphs[$_x] = preg_replace('!^!m', str_repeat($indent_char, $indent), $_paragraphs[$_x]);
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    93
        }
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    94
    }
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    95
    $_output = implode($wrap_char . $wrap_char, $_paragraphs);
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    96
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    97
    return $assign ? $smarty->assign($assign, $_output) : $_output;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    98
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    99
}
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   100
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   101
/* vim: set expandtab: */
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   102
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   103
?>