Collaboration diagram for SurveyCategories:

Public Member Functions
	SurveyCategories ()
	Constructor public.
	getCategoryCount ()
	Returns the number of categories.
	addCategoryAtPosition ($categoryname, $position, $other=0, $neutral=0, $label=null)
	Adds a category at a given position.
	moveCategoryUp ($index)
	moveCategoryDown ($index)
	addCategory ($categoryname, $other=0, $neutral=0, $label=null, $scale=null)
	Adds a category.
	addCategoryArray ($categories)
	Adds a category array.
	removeCategory ($index)
	Removes a category from the list of categories.
	removeCategories ($array)
	Removes many categories from the list of categories.
	removeCategoryWithName ($name)
	Removes a category from the list of categories.
	getCategory ($index)
	Returns the name of a category for a given index.
	getCategoryForScale ($scale)
	Returns the name of a category for a given index.
	getCategoryIndex ($name)
	Returns the index of a category with a given name.
	getIndex ($category)
	Returns the index of a category.
	getNewScale ()
	getScale ($index)
	flushCategories ()
	Empties the categories list.

Data Fields
	$categories

Detailed Description

Class SurveyCategories.

Author: Helmut Schottmüller helmu.nosp@m.t.sc.nosp@m.hottm.nosp@m.uell.nosp@m.er@ma.nosp@m.c.co.nosp@m.m

Version

Id:: class.SurveyCategories.php 25637 2010-09-09 16:41:31Z hschottm

Definition at line 36 of file class.SurveyCategories.php.

Member Function Documentation

SurveyCategories::addCategory	(	$categoryname,
		$other = `0`,
		$neutral = `0`,
		$label = `null`,
		$scale = `null`
	)

Adds a category.

Adds a category

Parameters

integer $categoryname The name of the category public

See Also: $categories

Definition at line 124 of file class.SurveyCategories.php.

        {
                array_push($this->categories, new ilSurveyCategory($categoryname, $other, $neutral, $label, $scale));
        }

SurveyCategories::addCategoryArray ( $categories )

Adds a category array.

Adds a category array

Parameters

array $categories An array with categories public

See Also: $categories

Definition at line 138 of file class.SurveyCategories.php.

References $categories.

        {
                $this->categories = array_merge($this->categories, $categories);
        }

SurveyCategories::addCategoryAtPosition	(	$categoryname,
		$position,
		$other = `0`,
		$neutral = `0`,
		$label = `null`
	)

Adds a category at a given position.

Adds a category at a given position

Parameters

string	$categoryname	The name of the category
integer	$position	The position of the category (starting with index 0) public

See Also: $categories

Definition at line 81 of file class.SurveyCategories.php.

        {
                if (array_key_exists($position, $this->categories))
                {
                        $head = array_slice($this->categories, 0, $position);
                        $tail = array_slice($this->categories, $position);
                        $this->categories = array_merge($head, array(new ilSurveyCategory($categoryname, $other, $neutral, $label)), $tail);
                }
                else
                {
                        array_push($this->categories, new ilSurveyCategory($categoryname, $other, $neutral, $label));
                }
        }

SurveyCategories::flushCategories ( )

Empties the categories list.

Empties the categories list

public

See Also: $categories

Definition at line 307 of file class.SurveyCategories.php.

        {
                $this->categories = array();
        }

SurveyCategories::getCategory ( $index )

Returns the name of a category for a given index.

Returns the name of a category for a given index

Parameters

integer $index The index of the category

Returns: string Category name public

See Also: $categories

Definition at line 207 of file class.SurveyCategories.php.

        {
                if (array_key_exists($index, $this->categories))
                {
                        return $this->categories[$index];
                }
                else
                {
                        return "";
                }
        }

SurveyCategories::getCategoryCount ( )

Returns the number of categories.

Returns the number of categories

Returns: integer The number of contained categories public

See Also: $categories

Definition at line 66 of file class.SurveyCategories.php.

        {
                return count($this->categories);
        }

SurveyCategories::getCategoryForScale ( $scale )

Returns the name of a category for a given index.

Parameters

integer $scale The scale of the category

Returns: string Category object

Definition at line 225 of file class.SurveyCategories.php.

                {
                        foreach ($this->categories as $cat)
                        {
                                if ($cat->scale == $scale) return $cat;
                        }
                        return null;
                }

SurveyCategories::getCategoryIndex ( $name )

Returns the index of a category with a given name.

Parameters

string $name The name of the category public

See Also: $categories

Definition at line 241 of file class.SurveyCategories.php.

        {
                foreach ($this->categories as $index => $category)
                {
                        if (strcmp($category->title, $name) == 0)
                        {
                                return $index;
                        }
                }
                return null;
        }

SurveyCategories::getIndex ( $category )

Returns the index of a category.

Parameters

string $category The category object public

See Also: $categories

Definition at line 260 of file class.SurveyCategories.php.

        {
                foreach ($this->categories as $index => $cat)
                {
                        if ($cat == $category)
                        {
                                return $index;
                        }
                }
                return null;
        }

SurveyCategories::getNewScale ( )

Definition at line 272 of file class.SurveyCategories.php.

Referenced by getScale().

        {
                $max = 0;
                foreach ($this->categories as $index => $category)
                {
                        if (is_object($category) && $category->scale > 0)
                        {
                                if ($category->scale > $max) $max = $category->scale;
                        }
                }
                return $max+1;
        }

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SurveyCategories::getScale ( $index )

Definition at line 285 of file class.SurveyCategories.php.

References getNewScale().

        {
                $obj = $this->categories[$index];
                if (is_object($obj) && $obj->scale > 0)
                {
                        return $obj->scale;
                }
                else
                {
                        $obj->scale = $this->getNewScale();
                        return $obj->scale;
                }
        }

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SurveyCategories::moveCategoryDown ( $index )

Definition at line 105 of file class.SurveyCategories.php.

        {
                if ($index < (count($this->categories)-1))
                {
                        $temp = $this->categories[$index+1];
                        $this->categories[$index + 1] = $this->categories[$index];
                        $this->categories[$index] = $temp;
                }
        }

SurveyCategories::moveCategoryUp ( $index )

Definition at line 95 of file class.SurveyCategories.php.

        {
                if ($index > 0)
                {
                        $temp = $this->categories[$index-1];
                        $this->categories[$index - 1] = $this->categories[$index];
                        $this->categories[$index] = $temp;
                }
        }

SurveyCategories::removeCategories ( $array )

Removes many categories from the list of categories.

Removes many categories from the list of categories

Parameters

array $array An array containing the index positions of the categories to be removed public

See Also: $categories

Definition at line 167 of file class.SurveyCategories.php.

        {
                foreach ($array as $index)
                {
                        unset($this->categories[$index]);
                }
                $this->categories = array_values($this->categories);
        }

SurveyCategories::removeCategory ( $index )

Removes a category from the list of categories.

Removes a category from the list of categories

Parameters

integer $index The index of the category to be removed public

See Also: $categories

Definition at line 152 of file class.SurveyCategories.php.

Referenced by removeCategoryWithName().

        {
                unset($this->categories[$index]);
                $this->categories = array_values($this->categories);
        }

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SurveyCategories::removeCategoryWithName ( $name )

Removes a category from the list of categories.

Removes a category from the list of categories

Parameters

string $name The name of the category to be removed public

See Also: $categories

Definition at line 185 of file class.SurveyCategories.php.

References removeCategory().

        {
                foreach ($this->categories as $index => $category)
                {
                        if (strcmp($category->title, $name) == 0)
                        {
                                $this->removeCategory($index);
                                return;
                        }
                }
        }

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SurveyCategories::SurveyCategories ( )

Constructor public.

Definition at line 52 of file class.SurveyCategories.php.

        {
                $this->categories = array();
        }

Field Documentation

SurveyCategories::$categories

Definition at line 46 of file class.SurveyCategories.php.

Referenced by addCategoryArray().

The documentation for this class was generated from the following file:

Modules/SurveyQuestionPool/classes/class.SurveyCategories.php

Public Member Functions

Data Fields

Detailed Description

Member Function Documentation

Field Documentation