PNG  IHDR pHYs   OiCCPPhotoshop ICC profilexڝSgTS=BKKoR RB&*! J!QEEȠQ, !{kּ> H3Q5 B.@ $pd!s#~<<+"x M0B\t8K@zB@F&S`cbP-`'{[! eDh;VEX0fK9-0IWfH  0Q){`##xFW<+*x<$9E[-qWW.(I+6aa@.y24x6_-"bbϫp@t~,/;m%h^ uf@Wp~<5j>{-]cK'Xto(hw?G%fIq^D$.Tʳ?D*A, `6B$BB dr`)B(Ͱ*`/@4Qhp.U=pa( Aa!ڈbX#!H$ ɈQ"K5H1RT UH=r9\F;2G1Q= C7F dt1r=6Ыhڏ>C03l0.B8, c˱" VcϱwE 6wB aAHXLXNH $4 7 Q'"K&b21XH,#/{C7$C2'ITFnR#,4H#dk9, +ȅ3![ b@qS(RjJ4e2AURݨT5ZBRQ4u9̓IKhhitݕNWGw Ljg(gwLӋT071oUX**| J&*/Tު UUT^S}FU3S ԖUPSSg;goT?~YYLOCQ_ cx,!k u5&|v*=9C3J3WRf?qtN (~))4L1e\kXHQG6EYAJ'\'GgSSݧ M=:.kDwn^Loy}/TmG X $ <5qo</QC]@Caaᄑ.ȽJtq]zۯ6iܟ4)Y3sCQ? 0k߬~OCOg#/c/Wװwa>>r><72Y_7ȷOo_C#dz%gA[z|!?:eAAA!h쐭!ΑiP~aa~ 'W?pX15wCsDDDޛg1O9-J5*>.j<74?.fYXXIlK9.*6nl {/]py.,:@LN8A*%w% yg"/6шC\*NH*Mz쑼5y$3,幄'L Lݛ:v m2=:1qB!Mggfvˬen/kY- BTZ(*geWf͉9+̳ې7ᒶKW-X潬j9(xoʿܔĹdff-[n ڴ VE/(ۻCɾUUMfeI?m]Nmq#׹=TR+Gw- 6 U#pDy  :v{vg/jBFS[b[O>zG499?rCd&ˮ/~јѡ򗓿m|x31^VwwO| (hSЧc3- cHRMz%u0`:o_F@8N ' p @8N@8}' p '#@8N@8N pQ9p!i~}|6-ӪG` VP.@*j>[ K^<֐Z]@8N'KQ<Q(`s" 'hgpKB`R@Dqj '  'P$a ( `D$Na L?u80e J,K˷NI'0eݷ(NI'؀ 2ipIIKp`:O'`ʤxB8Ѥx Ѥx $ $P6 :vRNb 'p,>NB 'P]-->P T+*^h& p '‰a ‰ (ĵt#u33;Nt̵'ޯ; [3W ~]0KH1q@8]O2]3*̧7# *p>us p _6]/}-4|t'|Smx= DoʾM×M_8!)6lq':l7!|4} '\ne t!=hnLn (~Dn\+‰_4k)0e@OhZ`F `.m1} 'vp{F`ON7Srx 'D˸nV`><;yMx!IS钦OM)Ե٥x 'DSD6bS8!" ODz#R >S8!7ّxEh0m$MIPHi$IvS8IN$I p$O8I,sk&I)$IN$Hi$I^Ah.p$MIN$IR8I·N "IF9Ah0m$MIN$IR8IN$I 3jIU;kO$ɳN$+ q.x* tEXtComment

Viewing File: /opt/alt/php55/usr/share/pear/File/MARC/Field.php

<?php

/* vim: set expandtab shiftwidth=4 tabstop=4 softtabstop=4 foldmethod=marker: */

/**
 * Parser for MARC records
 *
 * This package is based on the PHP MARC package, originally called "php-marc",
 * that is part of the Emilda Project (http://www.emilda.org). Christoffer
 * Landtman generously agreed to make the "php-marc" code available under the
 * GNU LGPL so it could be used as the basis of this PEAR package.
 * 
 * PHP version 5
 *
 * LICENSE: This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation; either version 2.1 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 *
 * @category  File_Formats
 * @package   File_MARC
 * @author    Christoffer Landtman <landtman@realnode.com>
 * @author    Dan Scott <dscott@laurentian.ca>
 * @copyright 2003-2008 Oy Realnode Ab, Dan Scott
 * @license   http://www.gnu.org/copyleft/lesser.html  LGPL License 2.1
 * @version   CVS: $Id$
 * @link      http://pear.php.net/package/File_MARC
 */

require_once 'File/MARC/List.php';

// {{{ class File_MARC_Field extends File_MARC_List
/**
 * The File_MARC_Field class is expected to be extended to reflect the
 * requirements of control and data fields.
 *
 * Every MARC field contains a tag name.
 *
 * @category File_Formats
 * @package  File_MARC
 * @author   Christoffer Landtman <landtman@realnode.com>
 * @author   Dan Scott <dscott@laurentian.ca>
 * @license  http://www.gnu.org/copyleft/lesser.html  LGPL License 2.1
 * @link     http://pear.php.net/package/File_MARC
 */
class File_MARC_Field extends File_MARC_List
{

    // {{{ properties
    /**
     * The tag name of the Field
     * @var string
     */
    protected $tag;
    // }}}

    // {{{ Constructor: function __construct()
    /**
     * File_MARC_Field constructor
     *
     * Create a new {@link File_MARC_Field} object from passed arguments. We
     * define placeholders for the arguments required by child classes.
     *
     * @param string $tag       tag
     * @param string $subfields placeholder for subfields or control data
     * @param string $ind1      placeholder for first indicator
     * @param string $ind2      placeholder for second indicator
     */
    function __construct($tag, $subfields = null, $ind1 = null, $ind2 = null) 
    {
        $this->tag = $tag;

        // Check if valid tag
        if (!preg_match("/^[0-9A-Za-z]{3}$/", $tag)) {
             $errorMessage = File_MARC_Exception::formatError(File_MARC_Exception::$messages[File_MARC_Exception::ERROR_INVALID_TAG], array("tag" => $tag));
             throw new File_MARC_Exception($errorMessage, File_MARC_Exception::ERROR_INVALID_TAG);
        }

    }
    // }}}

    // {{{ Destructor: function __destruct()
    /**
     * Destroys the data field
     */
    function __destruct()
    {
        $this->tag = null;
    }
    // }}}

    // {{{ getTag()
    /**
     * Returns the tag for this {@link File_MARC_Field} object
     *
     * @return string returns the tag number of the field
     */
    function getTag()
    {
        return (string)$this->tag;
    }
    // }}}

    // {{{ setTag()
    /**
     * Sets the tag for this {@link File_MARC_Field} object
     *
     * @param string $tag new value for the tag
     *
     * @return string returns the tag number of the field
     */
    function setTag($tag)
    {
        $this->tag = $tag;
        return $this->getTag();
    }
    // }}}

    // {{{ isEmpty()
    /**
     * Is empty
     *
     * Checks if the field is empty.
     *
     * @return bool Returns true if the field is empty, otherwise false
     */
    function isEmpty()
    {
        if ($this->getTag()) {
            return false;
        }
        // It is empty
        return true;
    }
    // }}}

    // {{{ isControlField()
    /**
     * Is control field
     *
     * Checks if the field is a control field.
     *
     * @return bool Returns true if the field is a control field, otherwise false
     */
    function isControlField()
    {
        if (get_class($this) == 'File_MARC_Control_Field') {
            return true;
        }
        return false;
    }
    // }}}

    // {{{ isDataField()
    /**
     * Is data field
     *
     * Checks if the field is a data field.
     *
     * @return bool Returns true if the field is a data field, otherwise false
     */
    function isDataField()
    {
        if (get_class($this) == 'File_MARC_Data_Field') {
            return true;
        }
        return false;
    }
    // }}}


    /**
     * ========== OUTPUT METHODS ==========
     */

    // {{{ __toString()
    /**
     * Return Field formatted
     *
     * Return Field as a formatted string.
     *
     * @return string Formatted output of Field
     */
    function __toString()
    {
        return (string)$this->getTag();
    }
    // }}}

    // {{{ toRaw()
    /**
     * Return field in raw MARC format (stub)
     *
     * Return the field formatted in raw MARC for saving into MARC files. This
     * stub method is extended by the child classes.
     *
     * @return bool Raw MARC
     */
    function toRaw()
    {
        return false;
    }
    // }}}

    // {{{ formatField()
    /**
     * Pretty print a MARC_Field object without tags, indicators, etc.
     *
     * @param array $exclude Subfields to exclude from formatted output
     * 
     * @return string Returns the formatted field data
     */

    function formatField($exclude = array('2'))
    {
        if ($this->isControlField()) {
            return $this->getData();
        } else {
            $out = '';
            foreach ($this->getSubfields() as $subfield) {
                if (substr($this->getTag(), 0, 1) == '6' and (in_array($subfield->getCode(), array('v','x','y','z')))) {
                    $out .= ' -- ' . $subfield->getData();
                } elseif (!in_array($subfield->getCode(), $exclude)) {
                    $out .= ' ' . $subfield->getData();
                }
            }
            return trim($out);
        }
    }
    // }}}
}
// }}}
Back to Directory=ceiIENDB`