modules/liquid/liquid_moveref.module

<?php

/**
 * Implementation of hook_help.
 */
function liquid_moveref_help($section ='') {
  $output = '';

  switch($section) {
  case 'admin/modules#description':
    $output = t('Move references for the Liquid Wiki Engine.');
    break;
  case 'admin/help#liquid':
    $output = t('Move references for the Liquid Wiki Engine.');
    break;
  }

  return $output;
}

function liquid_moveref_wikiapi($op, $nid, $wid=NULL, $old_wid=NULL) {
  switch ($op) {
    case "insert":
      // remove move references from this wiki id
      liquid_moveref_remove_src($wid);

     break;

    case "move":
      // set move referense
      liquid_moveref_setref($old_wid, $wid);
      
      // remove move references from the new wiki id
      liquid_moveref_remove_src($wid);

      break;

    case "remove":
      // remove referenses
      liquid_moveref_remove_dest($wid);
      
  }
}

function liquid_moveref_wikihook($wid) {
  if (liquid_moveref_getref($wid))
    return array('moveref' => array('weight' => 10,
				    'callback' => 'liquid_moveref_page',
				    'params' => array($wid),
				    'menu_callback' => 'liquid_emptymenu'
				    )
		 );
}

function liquid_moveref_page($wid) {
  $mref = liquid_moveref_getref($wid);
  // if the page has been moved and we are allowed to redirect...
  if (!$mref->isNull() && $_GET['redirect']!='no') {
    drupal_set_message(t("(Redirected from "). 
                       l($wid->toURLString(), "wiki/".$wid->identifier(), NULL, "redirect=no"). ')');

    drupal_goto("wiki/".$mref->toURLString());
  }

  drupal_set_title($wid->toTitleString());

  if (variable_get(PREF_LIQUID_SET_BREADCRUMB, LIQUID_SET_BREADCRUMB_DEFAULT))
    liquid_set_breadcrumb($wid);
  
  return t("The node has been moved to ") . l($mref->identifier(), "wiki/".$mref->toURLString()) . '.';
}

function liquid_moveref_remove_src($src) {
  db_query("DELETE FROM {wiki_moveref} WHERE src='%s'", $src->identifier());
}

function liquid_moveref_remove_dest($dest) {
  db_query("DELETE FROM {wiki_moveref} WHERE dest='%s'", $dest->identifier());
}

function liquid_moveref_getref($src) {
  $result = db_query("SELECT * FROM {wiki_moveref} WHERE src='%s'", $src->identifier());

  if (db_num_rows($result) == 0)
    return NULL;

  $resobj = db_fetch_object($result);

  return new WikiId($resobj->dest);
}

function liquid_moveref_setref($src, $dest) {
  $count = db_result(db_query("SELECT COUNT(src) FROM {wiki_moveref} WHERE src='%s'", $src->identifier()));
  if ($countSrc >= 1) {
    db_query("UPDATE {wiki_moveref} SET dest='%s' WHERE src='%s'", $dest->identifier(), $src->identifier());
  } else {
    db_query("INSERT INTO {wiki_moveref} VALUES ('%s', '%s')", $src->identifier(), $dest->identifier());
  }
}
1	<?php
2
3	/**
4	* Implementation of hook_help.
5	*/
6	function liquid_moveref_help($section ='') {
7	$output = '';
8
9	switch($section) {
10	case 'admin/modules#description':
11	$output = t('Move references for the Liquid Wiki Engine.');
12	break;
13	case 'admin/help#liquid':
14	$output = t('Move references for the Liquid Wiki Engine.');
15	break;
16	}
17
18	return $output;
19	}
20
21	function liquid_moveref_wikiapi($op, $nid, $wid=NULL, $old_wid=NULL) {
22	switch ($op) {
23	case "insert":
24	// remove move references from this wiki id
25	liquid_moveref_remove_src($wid);
26
27	break;
28
29	case "move":
30	// set move referense
31	liquid_moveref_setref($old_wid, $wid);
32
33	// remove move references from the new wiki id
34	liquid_moveref_remove_src($wid);
35
36	break;
37
38	case "remove":
39	// remove referenses
40	liquid_moveref_remove_dest($wid);
41
42	}
43	}
44
45	function liquid_moveref_wikihook($wid) {
46	if (liquid_moveref_getref($wid))
47	return array('moveref' => array('weight' => 10,
48	'callback' => 'liquid_moveref_page',
49	'params' => array($wid),
50	'menu_callback' => 'liquid_emptymenu'
51	)
52	);
53	}
54
55	function liquid_moveref_page($wid) {
56	$mref = liquid_moveref_getref($wid);
57	// if the page has been moved and we are allowed to redirect...
58	if (!$mref->isNull() && $_GET['redirect']!='no') {
59	drupal_set_message(t("(Redirected from ").
60	l($wid->toURLString(), "wiki/".$wid->identifier(), NULL, "redirect=no"). ')');
61
62	drupal_goto("wiki/".$mref->toURLString());
63	}
64
65	drupal_set_title($wid->toTitleString());
66
67	if (variable_get(PREF_LIQUID_SET_BREADCRUMB, LIQUID_SET_BREADCRUMB_DEFAULT))
68	liquid_set_breadcrumb($wid);
69
70	return t("The node has been moved to ") . l($mref->identifier(), "wiki/".$mref->toURLString()) . '.';
71	}
72
73	function liquid_moveref_remove_src($src) {
74	db_query("DELETE FROM {wiki_moveref} WHERE src='%s'", $src->identifier());
75	}
76
77	function liquid_moveref_remove_dest($dest) {
78	db_query("DELETE FROM {wiki_moveref} WHERE dest='%s'", $dest->identifier());
79	}
80
81	function liquid_moveref_getref($src) {
82	$result = db_query("SELECT * FROM {wiki_moveref} WHERE src='%s'", $src->identifier());
83
84	if (db_num_rows($result) == 0)
85	return NULL;
86
87	$resobj = db_fetch_object($result);
88
89	return new WikiId($resobj->dest);
90	}
91
92	function liquid_moveref_setref($src, $dest) {
93	$count = db_result(db_query("SELECT COUNT(src) FROM {wiki_moveref} WHERE src='%s'", $src->identifier()));
94	if ($countSrc >= 1) {
95	db_query("UPDATE {wiki_moveref} SET dest='%s' WHERE src='%s'", $dest->identifier(), $src->identifier());
96	} else {
97	db_query("INSERT INTO {wiki_moveref} VALUES ('%s', '%s')", $src->identifier(), $dest->identifier());
98	}
99	}