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|
<?php
class tags {
public $cloudlimit;
/**
* Constructor
*
* @access protected
*/
function __construct()
{
$this->cloudlimit = 0;
}
/**
* Formats the an input string to be stored as tags.
* Possible format: word1,word2,word / word1, word2, word3 / word1 word2 word3
* OR a mix of the preceding
*
* Extracts the words from the string, makes the first character uppercase, and reassembles the tagstring
*
* @param string $ tags Tagstring to be formatted
* @return string worktags Formatted tags
*/
public function formatInputTags($tags)
{
// Trim string
$tags = trim($tags);
// Compress string internal spaces:
$count = 1;
while ($count) {
$tags = str_replace(" ", " ", $tags, $count);
}
// String liegt jetzt als "txt1, txt2, txt3" / "txt1,txt2,txt3" / "txt1 txt2 txt3" vor,
// bei entsprechender Usereingabe auch als "txt1 txt2,txt3, txt4"
$tags = str_replace(" ", "," , $tags);
// String liegt jetzt als "txt1,,txt2,,txt3" /txt1,txt2,txt3" / "txt1,txt2,txt3" vor,
// bei entsprechender Usereingabe auch als "txt1,txt2,txt3,,txt4
$tags = str_replace(",,", "," , $tags);
// String liegt jetzt als "txt1,txt2,txt3" /txt1,txt2,txt3" / "txt1,txt2,txt3" vor,
// bei entsprechender Usereingabe auch als "txt1,txt2,txt3,txt4"
$tags = strtolower($tags);
if (!empty($tags)) {
$tags = explode(",", $tags);
$worktags = "";
foreach($tags as $tag) {
if ($tag != "" and $tag != ",") {
$tag = trim($tag);
$tag = ucfirst($tag);
$worktags .= $tag . ",";
}
}
$worktags = substr($worktags, 0, strlen($worktags)-1);
} else {
$worktags = "";
}
if (!empty($worktags)) {
return $worktags;
} else {
return false;
}
}
/**
* Splits a tag string into an array
*
* @param tagstr $ Tagstring to be split
* @return array tags Array with the t ags
*/
public function splitTagStr($tagstr)
{
$tags = explode(",", $tagstr);
if (!empty($tags)) {
return $tags;
} else {
return false;
}
}
/**
* Gets all the content for a given tag in a given project
*
* @param string $ tag The wanted tag
* @param int $ project The project
* @return array content The content for the tag
*/
public function getTagContent($tag, $project)
{
$files = $this->getFiles($tag, $project);
$messages = $this->getMessages($tag, $project);
$user = $this->getUser($tag);
$content = array_merge($files, $messages, $user);
if (!empty($content)) {
return $content;
} else {
return false;
}
}
/**
* Builds a tagcloud
*
* @param string $ tag The wanted tag
* @param int $ project The project
* @return array content The content for the tag
*/
public function getTagcloud($project)
{
global $conn;
$project = (int) $project;
$sel1 = $conn->query("SELECT tags FROM files WHERE tags != '' AND project = $project");
$sel2 = $conn->query("SELECT tags FROM messages WHERE tags != '' AND project = $project");
$tags1 = array();
$worktags = "";
while ($sel1 and $dat = $sel1->fetch()) {
$tag = $dat[0];
$tag = ucfirst($tag);
if ($tag != "" and $tag != ",") {
$worktags .= $tag . ",";
}
} while ($sel2 and $dat = $sel2->fetch()) {
$tag = $dat[0];
$tag = ucfirst($tag);
if ($tag != "" and $tag != ",") {
$worktags .= $tag . ",";
}
}
$worktags = substr($worktags, 0, strlen($worktags)-1);
$tags1 = explode(",", $worktags);
$tagsnum = array_count_values($tags1);
$tagsnum = array_filter($tagsnum, array($this, "limitcloud"));
$thecloud = new tagcloud($tagsnum);
$thecloud->itemsPerRow = 3;
$thecloud->rows = ceil(count($tagsnum) / 3);
$thecloud->padding = 3;
$thecloud->maxFontSize = 16;
$thecloud->minFontSize = 10;
$thecloud->linkUrlPrefix = "managetags.php?action=gettag&id=$project&tag=";
return $thecloud->getCloud();
}
// SELECT * FROM `files` WHERE tags REGEXP ',{0,1}Wort1,{0,1}'
private function limitcloud($arr)
{
if ($arr > $this->cloudlimit) {
return true;
} else {
return false;
}
}
private function getFiles($query, $project = 0)
{
global $conn;
$project = (int) $project;
if ($project > 0) {
$sel = $conn->query("SELECT `ID`,`name`,`desc`,`type`,`datei`,`title`,`project`,`tags` FROM `files` WHERE `tags` LIKE " . $conn->quote("%{$query}%") . " AND project = $project");
} else {
$sel = $conn->query("SELECT `ID`,`name`,`desc`,`type`,`datei`,`title`,`project`,`tags` FROM `files` WHERE `tags` LIKE " . $conn->quote("%{$query}%"));
}
$files = array();
while ($sel and $result = $sel->fetch()) {
if (!empty($result)) {
$qry = $conn->query("SELECT name FROM projekte WHERE ID = $result[project]");
if ($qry) {
$project = $qry->fetch();
$project = $project[0];
}
$result["pname"] = $project;
$result["ftype"] = str_replace("/", "-", $result["type"]);
$set = new settings();
$settings = $set->getSettings();
$myfile = CL_ROOT . "/templates/" . $settings["template"] . "/images/symbols/files/" . $result["ftype"] . ".png";
if (stristr($result["type"], "image")) {
$result["imgfile"] = 1;
} elseif (stristr($result['type'], "text")) {
$result["imgfile"] = 2;
} else {
$result["imgfile"] = 0;
}
if (!file_exists($myfile)) {
$result["ftype"] = "none";
}
$result["title"] = stripslashes($result["title"]);
$result["desc"] = stripslashes($result["desc"]);
$result["tags"] = stripslashes($result["tags"]);
$thetags = $this->splitTagStr($result["tags"]);
$result["tagsarr"] = $thetags;
$result["tagnum"] = count($result["tagsarr"]);
$result["type"] = "file";
$result[3] = "file";
$result["icon"] = "files.png";
array_push($files, $result);
}
}
if (!empty($files)) {
return $files;
} else {
return array();
}
}
private function getMessages($query, $project = 0)
{
global $conn;
$project = (int) $project;
if ($project > 0) {
$sel = $conn->query("SELECT `ID`,`title`,`text`,`posted`,`user`,`username`,`project`,`tags` FROM messages WHERE `tags` LIKE " . $conn->quote("%{$query}%") . " AND project = $project ");
} else {
$sel = $conn->query("SELECT `ID`,`title`,`text`,`posted`,`user`,`username`,`project`,`tags` FROM messages WHERE `tags` LIKE " . $conn->quote("%{$query}%"));
}
$messages = array();
while ($sel and $result = $sel->fetch()) {
if (!empty($result)) {
$qry = $conn->query("SELECT name FROM projekte WHERE ID = $result[project]");
if ($qry) {
$project = $qry->fetch();
$project = $project[0];
}
$result["pname"] = $project;
$result["type"] = "message";
$result["icon"] = "msgs.png";
$result["tagsarr"] = $this->splitTagStr($result["tags"]);
$result["tagnum"] = count($result["tagsarr"]);
$result["title"] = stripslashes($result["title"]);
$result["text"] = stripslashes($result["text"]);
$result["username"] = stripslashes($result["username"]);
$posted = date("d.m.y - H:i", $result["posted"]);
$result["endstring"] = $posted;
$result["url"] = "managemessage.php?action=showmessage&mid=$result[ID]&id=$result[project]";
array_push($messages, $result);
}
}
if (!empty($messages)) {
return $messages;
} else {
return array();
}
}
private function getUser($query)
{
global $conn;
$sel = $conn->query("SELECT `ID`,`email`,`name`,`avatar`,`lastlogin`,`tags`, `gender` FROM user WHERE tags LIKE " . $conn->quote("%{$query}%"));
$user = array();
while ($sel and $result = $sel->fetch()) {
if (!empty($result)) {
$result["type"] = "user";
$result["name"] = stripslashes($result["name"]);
$result["url"] = "manageuser.php?action=profile&id=$result[ID]";
$result["type"] = "user";
$result["tagsarr"] = $this->splitTagStr($result["tags"]);
$result["tagnum"] = count($result["tagsarr"]);
$result[3] = "user";
$result["icon"] = ($result['gender'] == "m" ? "user-marker-male.png" : "user-marker-female.png");
array_push($user, $result);
}
}
if (!empty($user)) {
return $user;
} else {
return array();
}
}
}
// end class tags
class tagcloud extends tags {
public $rows;
public $itemsPerRow;
public $minFontSize;
public $maxFontSize;
public $padding;
public $linkUrlPrefix;
private $keywordsArray;
private $minTagValue;
private $maxTagValue;
private $fontRatio;
private $fontOffset;
function __construct ($keys, $rows = 3, $rowitems = 3, $minfont = 10, $maxfont = 20)
{
// init default values
$this->keywordsArray = $keys;
$this->Rows = $rows;
$this->itemsPerRow = $rowitems;
$this->minFontSize = $minfont;
$this->maxFontSize = $maxfont;
if (!empty($this->keywordsArray)) {
$this->minTagValue = min($this->keywordsArray);
$this->maxTagValue = max($this->keywordsArray);
}
}
function getCloud()
{
if (isset($this->maxTagValue) and isset($this->minTagValue) and $this->minTagValue > 0 and $this) {
$fsize = $this->maxFontSize - $this->minFontSize;
$tval = $this->maxTagValue - $this->minTagValue;
if ($fsize > 0 and $tval > 0) {
$this->fontRatio = $fsize / $tval;
} else {
$this->fontRatio = 1;
}
$this->fontOffset = $this->maxFontSize - ($this->fontRatio * $this->maxTagValue);
}
$htmlCode = "";
$AbsoluteIndex = 0;
reset($this->keywordsArray);
for ($NumofRows = 1;$NumofRows <= $this->rows;$NumofRows++) {
for ($itemsPerRow = 1;$itemsPerRow <= $this->itemsPerRow;$itemsPerRow++) {
$AbsoluteIndex++;
$currentKey = key($this->keywordsArray);
if (!empty($currentKey)) {
$currentValue = $this->keywordsArray[$currentKey];
}
$TagSize = floor(($this->fontRatio * $currentValue) + $this->fontOffset);
$htmlCode .= "<a href=\"" . $this->linkUrlPrefix . $currentKey . "\"style=\"font-size:" . $TagSize . "pt;padding:" . $this->padding . "px;\">" . $currentKey . "</a>";
next($this->keywordsArray);
}
$htmlCode .= "<br />";
}
return $htmlCode;
}
}
?>
|
