- improve existing category class
- use category class in category admin and appbrowse => fix adding a category which was broken => fix deleting a category which was broken => fix editing a category which was broken
This commit is contained in:
Jonathan Ernst
WineHQ
@@ -3,114 +3,147 @@
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/* this class represents a category + its children */
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/***************************************************/
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/**
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* Category class for handling categories.
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*/
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class Category {
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var $name;
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var $id;
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var $subcat;
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var $iCatId;
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var $iParentId;
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var $sName;
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var $sDescription;
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var $aApplicationsIds; // an array that contains the appId of every application linked to this category
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var $aSubcatsIds; // an array that contains the appId of every application linked to this category
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/**
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* constructor, fetches the data.
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*/
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function Category($iCatId = null)
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{
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// we are working on an existing vendor
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if($iCatId=="0" || $iCatId)
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{
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/*
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* We fetch the data related to this vendor.
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*/
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$sQuery = "SELECT *
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FROM appCategory
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WHERE catId = ".$iCatId;
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if($hResult = query_appdb($sQuery))
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{
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$oRow = mysql_fetch_object($hResult);
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$this->iCatId = $iCatId;
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$this->iParentId = $oRow->catParent;
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$this->sName = $oRow->catName;
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$this->sDescription = $oRow->catDescription;
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}
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/*
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* We fetch applicationsIds.
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*/
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$sQuery = "SELECT appId
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FROM appFamily
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WHERE catId = ".$iCatId;
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if($hResult = query_appdb($sQuery))
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{
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while($oRow = mysql_fetch_object($hResult))
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{
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$this->aApplicationsIds[] = $oRow->appId;
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}
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}
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/*
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* We fetch subcatIds.
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*/
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$sQuery = "SELECT catId
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FROM appCategory
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WHERE catParent = ".$iCatId;
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if($hResult = query_appdb($sQuery))
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{
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while($oRow = mysql_fetch_object($hResult))
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{
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$this->aSubcatsIds[] = $oRow->catId;
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}
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}
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}
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}
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/**
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* the special name "ROOT" is the top category
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* Creates a new category.
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*/
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function Category($id = 0)
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function create($sName=null, $sDescription=null, $iParentId=null)
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{
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$this->id = $id;
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$this->load($id);
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$aInsert = compile_insert_string(array( 'catName'=> $sName,
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'catDescription' => $sDescription,
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'catParent' => $iParentId ));
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$sFields = "({$aInsert['FIELDS']})";
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$sValues = "({$aInsert['VALUES']})";
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if(query_appdb("INSERT INTO appCategory $sFields VALUES $sValues", "Error while creating a new vendor."))
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{
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$this->iCatId = mysql_insert_id();
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$this->category($this->iCatId);
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return true;
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}
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else
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return false;
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}
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/**
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* Update category.
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* Returns true on success and false on failure.
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*/
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function update($sName=null, $sDescription=null, $iParentId=null)
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{
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if(!$this->iCatId)
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return $this->create($sName, $sDescription, $iParentId);
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if($sName)
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{
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if (!query_appdb("UPDATE appCategory SET catName = '".$sName."' WHERE catId = ".$this->iCatId))
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return false;
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$this->sName = $sName;
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}
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if($sDescription)
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{
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if (!query_appdb("UPDATE appCategory SET catDescription = '".$sDescription."' WHERE catId = ".$this->iCatId))
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return false;
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$this->sDescription = $sDescription;
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}
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if($iParentId)
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{
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if (!query_appdb("UPDATE appCategory SET catParent = '".$iParentId."' WHERE catId = ".$this->iCatId))
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return false;
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$this->iParentId = $iParentId;
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}
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return true;
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}
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/**
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* Deletes the category from the database.
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* and request the deletion of linked elements.
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*/
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function delete()
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function delete($bSilent=false)
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{
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$r = query_appdb("SELECT appId FROM appFamily WHERE catId = ".$this->id,"Failed to delete category ".$this->id);
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if($r)
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if(sizeof($this->aApplicationsIds)>0)
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{
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while($ob = mysql_fetch_object($r))
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{
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$oApp = new Application($ob->appId);
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$oApp->delete();
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}
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$r = query_appdb("DELETE FROM appCategory WHERE catId = $catId","Failed to delete category $catId");
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if($r)
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addmsg("Category $catId deleted.", "green");
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addmsg("The category has not been deleted because there are still applications linked to it.", "red");
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} else
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{
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$sQuery = "DELETE FROM appCategory
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WHERE catId = ".$this->iCatId."
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LIMIT 1";
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query_appdb($sQuery);
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addmsg("The category has been deleted.", "green");
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}
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}
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/**
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* load the category data into this class
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*/
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function load($id)
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{
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$this->id = $id;
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if($id == 0)
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{
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$this->name = "ROOT";
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} else
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{
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$result = query_appdb("SELECT * FROM appCategory WHERE catId = $id");
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if(!$result)
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{
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// category not found!
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errorpage("Internal Error: Category not found!");
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return;
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}
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$ob = mysql_fetch_object($result);
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$this->name = $ob->catName;
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}
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$result = query_appdb("SELECT catId, catName, catDescription FROM ".
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"appCategory WHERE catParent = $this->id " .
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"ORDER BY catName");
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if(mysql_num_rows($result) == 0)
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return; // no sub categories
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$this->subcat = array();
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while($row = mysql_fetch_object($result))
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{
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// ignore NONAME categories
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if($row->catName == "NONAME")
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continue;
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$this->subcat[$row->catId] = array($row->catName, $row->catDescription);
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}
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}
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/**
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* resolve the category id by name
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*/
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function getCategoryId($name)
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{
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if($name == "ROOT")
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return 0;
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$result = query_appdb("SELECT catId FROM appCategory WHERE ".
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"catName = '$name'");
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if(!$result)
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return -1;
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if(mysql_num_rows($result) != 1)
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return -1;
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$row = mysql_fetch_object($result);
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return $row->catId;
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}
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/**
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* returns the list of sub categories
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*
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* category list has the following format:
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*
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* { { catId => { catName, catDescription } }, ... }
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*/
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function getCategoryList()
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{
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return $this->subcat;
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}
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/**
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* returns a path like:
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@@ -120,67 +153,25 @@ class Category {
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function getCategoryPath()
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{
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$path = array();
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$id = $this->id;
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while(1)
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$iCatId = $this->iCatId;
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while($iCatId != 0)
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{
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$result = query_appdb("SELECT catName, catId, catParent FROM appCategory WHERE catId = $id");
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$result = query_appdb("SELECT catName, catId, catParent FROM appCategory WHERE catId = $iCatId");
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if(!$result || mysql_num_rows($result) != 1)
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break;
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$cat = mysql_fetch_object($result);
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$path[] = array($cat->catId, $cat->catName);
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$id = $cat->catParent;
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$iCatId = $cat->catParent;
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}
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$path[] = array(0, "ROOT");
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return array_reverse($path);
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}
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/**
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* returns a list of applications in the specified category
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*/
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function getAppList($id)
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{
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$result = query_appdb("SELECT appId, appName, description FROM ".
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"appFamily WHERE catId = $id ".
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"ORDER BY appName");
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if(!$result || mysql_num_rows($result) == 0)
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return array();
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$list = array();
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while($row = mysql_fetch_object($result))
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{
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if($row->appName == "NONAME")
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continue;
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$list[$row->appId] = array($row->appName, $row->description);
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}
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return $list;
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}
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}
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/**
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* returns the number of apps in the specified category
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*/
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function getAppCount($id, $recurse = 1)
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{
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$total = 0;
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$result = query_appdb("SELECT appId FROM appFamily WHERE catId = $id");
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if($result)
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$total += mysql_num_rows($result);
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if($recurse)
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{
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$result = query_appdb("SELECT catId FROM appCategory WHERE catParent = $id");
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if($result)
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{
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while($ob = mysql_fetch_object($result))
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$total += $this->getAppCount($ob->catId, 1);
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}
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}
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return $total;
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}
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};
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/*
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* Application functions that are not part of the class
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*/
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/**
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* create the Category: line at the top of appdb pages$
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@@ -189,7 +180,7 @@ function make_cat_path($path, $appId = '', $versionId = '')
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{
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$str = "";
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$catCount = 0;
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while(list($idx, list($id, $name)) = each($path))
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while(list($iCatIdx, list($iCatId, $name)) = each($path))
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{
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if($name == "ROOT")
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$catname = "Main";
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@@ -197,7 +188,7 @@ function make_cat_path($path, $appId = '', $versionId = '')
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$catname = $name;
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if ($catCount > 0) $str .= " > ";
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$str .= html_ahref($catname,"appbrowse.php?catId=$id");
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$str .= html_ahref($catname,"appbrowse.php?catId=$iCatId");
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$catCount++;
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}
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@@ -218,16 +209,4 @@ function make_cat_path($path, $appId = '', $versionId = '')
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return $str;
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}
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function lookupCategoryName($catId)
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{
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$sResult = query_appdb("SELECT * FROM appCategory ".
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"WHERE catId = ".$catId);
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if(!$sResult || mysql_num_rows($sResult) != 1)
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return "Unknown category";
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$ob = mysql_fetch_object($sResult);
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return $ob->catName;
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}
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?>
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