PNG  IHDRxsBIT|d pHYs+tEXtSoftwarewww.inkscape.org<,tEXtComment File Manager

File Manager

Path: /opt/cloudlinux/alt-php54/root/usr/share/pear/ezc/Archive/file/

Viewing File: character_file.php

<?php
/**
 * File contains the ezcArchiveCharacterFile class.
 *
 * @package Archive
 * @version 1.4.1
 * @copyright Copyright (C) 2005-2010 eZ Systems AS. All rights reserved.
 * @license http://ez.no/licenses/new_bsd New BSD License
 * @access private
 */

/**
 * The ezcArchiveCharacterFile class provides an interface for reading from and writing to a file.
 *
 * The file is opened via in constructor and closed via the destructor.
 *
 * The iterator functionality can be used to read characters from and append characters to the file,
 * so it has the same behaviour as the {@link ezcArchiveBlockFile}.
 *
 * @package Archive
 * @version 1.4.1
 * @access private
 */
class ezcArchiveCharacterFile extends ezcArchiveFile
{
    /**
     * The current character.
     *
     * @todo FIXME
     *
     * @var string
     */
    private $character;

    /**
     * The current character position.
     *
     * @var int
     */
    private $position;

    /**
     * Sets the property $name to $value.
     *
     * Because there are no properties available, this method will always
     * throw an {@link ezcBasePropertyNotFoundException}.
     *
     * @throws ezcBasePropertyNotFoundException if the property does not exist.
     * @param string $name
     * @param mixed $value
     * @return void
     * @ignore
     */
    public function __set( $name, $value )
    {
        throw new ezcBasePropertyNotFoundException( $name );
    }

    /**
     * Returns the property $name.
     *
     * Because there are no properties available, this method will always
     * throw an {@link ezcBasePropertyNotFoundException}.
     *
     * @throws ezcBasePropertyNotFoundException if the property does not exist.
     * @param string $name
     * @return mixed
     * @ignore
     */
    public function __get( $name )
    {
        throw new ezcBasePropertyNotFoundException( $name );
    }

    /**
     * Constructs a new ezcArchiveBlockFile.
     *
     * The given file name is tried to be opened in read / write mode.
     * If that fails, the file will be opened in read-only mode.
     *
     * If the bool $createIfNotExist is set to true, it will create the file if
     * it doesn't exist.
     *
     * @throws ezcArchiveException if the file cannot be found or opened for any reason.
     *
     * @param string $fileName
     * @param bool $createIfNotExist
     * @param bool $readOnly
     */
    public function __construct( $fileName, $createIfNotExist = false, $readOnly = false )
    {
        $this->openFile( $fileName, $createIfNotExist, $readOnly );
        $this->rewind();
    }

    /**
     * The destructor will close all open files.
     */
    public function __destruct()
    {
        if ( $this->fp )
        {
            fclose( $this->fp );
        }
    }

    /**
     * Rewinds the current file.
     *
     * @return void
     */
    public function rewind()
    {
        parent::rewind();

        $this->position = -1;
    }

    /**
     * Returns the current character if available.
     *
     * If the character is not available, the value false is returned.
     *
     * @return string
     */
    public function current()
    {
        return ( $this->isValid ? $this->character : false );
    }

    /**
     * Iterates to the next character.
     *
     * Returns the next character if it exists; otherwise returns false.
     *
     * @return string
     */
    public function next()
    {
        if ( $this->isValid  )
        {
            $this->character = fgetc( $this->fp );

            if ( $this->character === false )
            {
                $this->isValid = false;
                return false;
            }

            $this->position++;
            return $this->character;
        }

        return false;
    }

    /**
     * Returns the current position.
     *
     * The first position has the value zero.
     *
     * @return int
     */
    public function key()
    {
        return ( $this->isValid ? ftell( $this->fp ) - 1 : false );
    }

    /**
     * Returns the file-pointer position.
     *
     * @todo FIXME Is this or the key() function needed?
     *
     * return int
     */
    public function getPosition()
    {
        return ftell( $this->fp );
    }

    /**
     * Returns true if the current character is valid, otherwise false.
     *
     * @return bool
     */
    public function valid()
    {
        return $this->isValid;
    }

    /**
     * Appends the string $data after the current position.
     *
     * The character(s) after the current position are removed and the $data will be
     * appended.
     * To start from the beginning of the file, call first the truncate() method.
     *
     * @throws  ezcBaseFilePermissionException if the file is opened in read-only mode.
     *
     * @param  string $data
     * @return int
     */
    public function append( $data )
    {
        if ( $this->fileAccess == self::READ_ONLY )
        {
            throw new ezcBaseFilePermissionException( $this->fileName, ezcBaseFilePermissionException::WRITE, "The archive is opened in a read-only mode." );
        }

        $pos = ftell( $this->fp );
        ftruncate( $this->fp, $pos );
        $length = $this->writeBytes( $data );

        $this->isValid = true;
        if ( $this->isEmpty )
        {
            rewind( $this->fp );
            $this->next();
        }
        else
        {
            $this->positionSeek( $pos, SEEK_SET );
        }

        $this->isEmpty = false;

        return $length;
    }

    /**
     * Writes the given string $data to the current file.
     *
     * This method tries to write the $data to the file. Upon failure, this method
     * will retry, until no progress is made anymore. And eventually it will throw
     * an exception.
     *
     * @throws ezcBaseFileIoException if it is not possible to write to the file.
     *
     * @param string $data
     * @return void
     */
    protected function writeBytes( $data )
    {
        $dl = strlen( $data );
        if ( $dl == 0 )
        {
            return; // No bytes to write.
        }

        $wl = fwrite( $this->fp, $data );

        // Partly written? For example an interrupt can occur when writing a remote file.
        while ( $dl > $wl && $wl != 0 )
        {
            // retry, until no progress is made.
            $data = substr( $data, $wl );

            $dl = strlen( $data );
            $wl = fwrite( $this->fp, $data );
        }

        if ( $wl == 0 )
        {
            throw new ezcBaseFileIoException ( $this->fileName, ezcBaseFileIoException::WRITE, "Retried to write, but no progress was made. Disk full?" );
        }

        return $wl;
    }

    /**
     * Truncates the current file to the number of characters $position.
     *
     * If $position is zero, the entire block file will be truncated. After the file is truncated,
     * make sure the current block position is valid. So, do a rewind() after
     * truncating the entire block file.
     *
     * @param int $position
     * @return void
     */
    public function truncate( $position = 0 )
    {
        ftruncate( $this->fp, $position );

        if ( $position == 0 )
        {
            $this->isEmpty = true;
        }

        if ( $this->position > $position )
        {
            $this->isValid = false;
        }
    }

    /**
     * Sets the current character position.
     *
     * Sets the current character position. The new position is obtained by adding
     * the $offset amount of characters to the position specified by $whence.
     *
     * These values are:
     *  SEEK_SET: The first character,
     *  SEEK_CUR: The current character position,
     *  SEEK_END: The last character.
     *
     * The blockOffset can be negative.
     *
     * @param int $offset
     * @param int $whence
     * @return void
     */
    public function seek( $offset, $whence = SEEK_SET )
    {
        $this->isValid = true;

        $pos = $offset;
        /*
        if ( $whence == SEEK_END || $whence == SEEK_CUR )
        {
            if ( !$this->isEmpty() )
            {
                $pos -= 1;
            }
        }
         */


        if ( $this->positionSeek( $pos, $whence ) == -1 )
        {
            $this->isValid = false;
        }

        $this->position = $pos - 1;
        $this->next(); // Will set isValid to false, if blockfile is empty.
    }

    /**
     * Returns true if the file is empty, otherwise false.
     *
     * @return bool
     */
    public function isEmpty()
    {
        return $this->isEmpty;
    }

    /**
     * Reads current character plus extra. Forward the current pointer.
     *
     * @param int $bytes
     * @return string
     */
    public function read( $bytes )
    {
        if ( $bytes < 1 )
        {
            return false;
        }

        $data = $this->character;
        if ( $bytes == 1 )
        {
            $this->next();
            return $data;
        }

        $data .= fread( $this->fp, $bytes - 1 );

        $this->position += $bytes - 1;

        if ( $data === false )
        {
           $this->isValid = false;
           return false;
        }
        else
        {
            $this->next();
        }
        return $data;
    }

    /**
     * Writes the specified data and returns the length of the written data.
     *
     * FIXME, maybe valid() when at the eof.
     * FIXME. Write current character plus extra.
     * FIXME.. slow.
     *
     * @throws ezcBaseFilePermissionException
     *         if the file access is read-only
     * @param string $data
     * @return int
     */
    public function write( $data )
    {
        if ( $this->fileAccess == self::READ_ONLY )
        {
            throw new ezcBaseFilePermissionException( $this->fileName, ezcBaseFilePermissionException::WRITE, "The archive is opened in a read-only mode." );
        }

        $pos = ftell( $this->fp );
        if ( $this->valid() )
        {
            $pos--;
        }

        fseek( $this->fp, $pos );
        ftruncate( $this->fp, $pos );
        $length = $this->writeBytes( $data );

        $this->isValid = false;
        $this->isEmpty = false;

        return $length;
    }
}
?>
b IDATxytVսϓ22 A@IR :hCiZ[v*E:WũZA ^dQeQ @ !jZ'>gsV仿$|?g)&x-EIENT ;@xT.i%-X}SvS5.r/UHz^_$-W"w)Ɗ/@Z &IoX P$K}JzX:;` &, ŋui,e6mX ԵrKb1ԗ)DADADADADADADADADADADADADADADADADADADADADADADADADADADADADADADADADADADADADADADADADADA݀!I*]R;I2$eZ#ORZSrr6mteffu*((Pu'v{DIߔ4^pIm'77WEEE;vƎ4-$]'RI{\I&G :IHJ DWBB=\WR޽m o$K(V9ABB.}jѢv`^?IOȅ} ڶmG}T#FJ`56$-ھ}FI&v;0(h;Б38CӧOWf!;A i:F_m9s&|q%=#wZprrrla A &P\\СC[A#! {olF} `E2}MK/vV)i{4BffV\|ۭX`b@kɶ@%i$K z5zhmX[IXZ` 'b%$r5M4º/l ԃߖxhʔ)[@=} K6IM}^5k㏷݆z ΗÿO:gdGBmyT/@+Vɶ纽z񕏵l.y޴it뭷zV0[Y^>Wsqs}\/@$(T7f.InݺiR$푔n.~?H))\ZRW'Mo~v Ov6oԃxz! S,&xm/yɞԟ?'uaSѽb,8GלKboi&3t7Y,)JJ c[nzӳdE&KsZLӄ I?@&%ӟ۶mSMMњ0iؐSZ,|J+N ~,0A0!5%Q-YQQa3}$_vVrf9f?S8`zDADADADADADADADADAdqP,تmMmg1V?rSI꒟]u|l RCyEf٢9 jURbztѰ!m5~tGj2DhG*{H9)꒟ר3:(+3\?/;TUݭʴ~S6lڧUJ*i$d(#=Yݺd{,p|3B))q:vN0Y.jkק6;SɶVzHJJЀ-utѹսk>QUU\޲~]fFnK?&ߡ5b=z9)^|u_k-[y%ZNU6 7Mi:]ۦtk[n X(e6Bb."8cۭ|~teuuw|ήI-5"~Uk;ZicEmN/:]M> cQ^uiƞ??Ңpc#TUU3UakNwA`:Y_V-8.KKfRitv޲* 9S6ֿj,ՃNOMߤ]z^fOh|<>@Å5 _/Iu?{SY4hK/2]4%it5q]GGe2%iR| W&f*^]??vq[LgE_3f}Fxu~}qd-ږFxu~I N>\;͗O֊:̗WJ@BhW=y|GgwܷH_NY?)Tdi'?խwhlmQi !SUUsw4kӺe4rfxu-[nHtMFj}H_u~w>)oV}(T'ebʒv3_[+vn@Ȭ\S}ot}w=kHFnxg S 0eޢm~l}uqZfFoZuuEg `zt~? b;t%>WTkķh[2eG8LIWx,^\thrl^Ϊ{=dž<}qV@ ⠨Wy^LF_>0UkDuʫuCs$)Iv:IK;6ֲ4{^6եm+l3>݆uM 9u?>Zc }g~qhKwڭeFMM~pМuqǿz6Tb@8@Y|jx](^]gf}M"tG -w.@vOqh~/HII`S[l.6nØXL9vUcOoB\xoǤ'T&IǍQw_wpv[kmO{w~>#=P1Pɞa-we:iǏlHo׈꒟f9SzH?+shk%Fs:qVhqY`jvO'ρ?PyX3lх]˾uV{ݞ]1,MzYNW~̈́ joYn}ȚF߾׮mS]F z+EDxm/d{F{-W-4wY듏:??_gPf ^3ecg ҵs8R2מz@TANGj)}CNi/R~}c:5{!ZHӋӾ6}T]G]7W6^n 9*,YqOZj:P?Q DFL|?-^.Ɵ7}fFh׶xe2Pscz1&5\cn[=Vn[ĶE鎀uˌd3GII k;lNmشOuuRVfBE]ۣeӶu :X-[(er4~LHi6:Ѻ@ԅrST0trk%$Č0ez" *z"T/X9|8.C5Feg}CQ%͞ˣJvL/?j^h&9xF`њZ(&yF&Iݻfg#W;3^{Wo^4'vV[[K';+mӍִ]AC@W?1^{එyh +^]fm~iԵ]AB@WTk̏t uR?l.OIHiYyԶ]Aˀ7c:q}ힽaf6Z~қm(+sK4{^6}T*UUu]n.:kx{:2 _m=sAߤU@?Z-Vކеz왍Nэ{|5 pڶn b p-@sPg]0G7fy-M{GCF'%{4`=$-Ge\ eU:m+Zt'WjO!OAF@ik&t݆ϥ_ e}=]"Wz_.͜E3leWFih|t-wZۍ-uw=6YN{6|} |*={Ѽn.S.z1zjۻTH]흾 DuDvmvK.`V]yY~sI@t?/ϓ. m&["+P?MzovVЫG3-GRR[(!!\_,^%?v@ҵő m`Y)tem8GMx.))A]Y i`ViW`?^~!S#^+ѽGZj?Vģ0.))A꨷lzL*]OXrY`DBBLOj{-MH'ii-ϰ ok7^ )쭡b]UXSְmռY|5*cֽk0B7镹%ڽP#8nȎq}mJr23_>lE5$iwui+ H~F`IjƵ@q \ @#qG0".0" l`„.0! ,AQHN6qzkKJ#o;`Xv2>,tێJJ7Z/*A .@fفjMzkg @TvZH3Zxu6Ra'%O?/dQ5xYkU]Rֽkق@DaS^RSּ5|BeHNN͘p HvcYcC5:y #`οb;z2.!kr}gUWkyZn=f Pvsn3p~;4p˚=ē~NmI] ¾ 0lH[_L hsh_ғߤc_њec)g7VIZ5yrgk̞W#IjӪv>՞y睝M8[|]\շ8M6%|@PZڨI-m>=k='aiRo-x?>Q.}`Ȏ:Wsmu u > .@,&;+!!˱tﭧDQwRW\vF\~Q7>spYw$%A~;~}6¾ g&if_=j,v+UL1(tWake:@Ș>j$Gq2t7S?vL|]u/ .(0E6Mk6hiۺzښOrifޱxm/Gx> Lal%%~{lBsR4*}{0Z/tNIɚpV^#Lf:u@k#RSu =S^ZyuR/.@n&΃z~B=0eg뺆#,Þ[B/?H uUf7y Wy}Bwegל`Wh(||`l`.;Ws?V@"c:iɍL֯PGv6zctM̠':wuW;d=;EveD}9J@B(0iհ bvP1{\P&G7D޴Iy_$-Qjm~Yrr&]CDv%bh|Yzni_ˆR;kg}nJOIIwyuL}{ЌNj}:+3Y?:WJ/N+Rzd=hb;dj͒suݔ@NKMԄ jqzC5@y°hL m;*5ezᕏ=ep XL n?מ:r`۵tŤZ|1v`V뽧_csج'ߤ%oTuumk%%%h)uy]Nk[n 'b2 l.=͜E%gf$[c;s:V-͞WߤWh-j7]4=F-X]>ZLSi[Y*We;Zan(ӇW|e(HNNP5[= r4tP &0<pc#`vTNV GFqvTi*Tyam$ߏWyE*VJKMTfFw>'$-ؽ.Ho.8c"@DADADADADADADADADA~j*֘,N;Pi3599h=goضLgiJ5փy~}&Zd9p֚ e:|hL``b/d9p? fgg+%%hMgXosج, ΩOl0Zh=xdjLmhݻoO[g_l,8a]٭+ӧ0$I]c]:粹:Teꢢ"5a^Kgh,&= =՟^߶“ߢE ܹS J}I%:8 IDAT~,9/ʃPW'Mo}zNƍ쨓zPbNZ~^z=4mswg;5 Y~SVMRXUյڱRf?s:w ;6H:ºi5-maM&O3;1IKeamZh͛7+##v+c ~u~ca]GnF'ټL~PPPbn voC4R,ӟgg %hq}@#M4IÇ Oy^xMZx ) yOw@HkN˖-Sǎmb]X@n+i͖!++K3gd\$mt$^YfJ\8PRF)77Wא!Cl$i:@@_oG I{$# 8磌ŋ91A (Im7֭>}ߴJq7ޗt^ -[ԩSj*}%]&' -ɓ'ꫯVzzvB#;a 7@GxI{j޼ƌ.LÇWBB7`O"I$/@R @eee@۷>}0,ɒ2$53Xs|cS~rpTYYY} kHc %&k.], @ADADADADADADADADA@lT<%''*Lo^={رc5h %$+CnܸQ3fҥK}vUVVs9G R,_{xˇ3o߾;TTTd}馛]uuuG~iԩ@4bnvmvfϞ /Peeeq}}za I~,誫{UWW뮻}_~YƍSMMMYχ֝waw\ďcxꩧtEƍկ_?۷5@u?1kNׯWzz/wy>}zj3 k(ٺuq_Zvf̘:~ ABQ&r|!%KҥKgԞ={<_X-z !CyFUUz~ ABQIIIjݺW$UXXDٳZ~ ABQƍecW$<(~<RSSvZujjjԧOZQu@4 8m&&&jԩg$ď1h ͟?_{768@g =@`)))5o6m3)ѣƌJ;wҿUTT /KZR{~a=@0o<*狔iFɶ[ˎ;T]]OX@?K.ۈxN pppppppppppppppppPfl߾] ,{ァk۶mڿo5BTӦMӴiӴ|r DB2e|An!Dy'tkΝ[A $***t5' "!駟oaDnΝ:t֭[gDШQ06qD;@ x M6v(PiizmZ4ew"@̴ixf [~-Fٱc&IZ2|n!?$@{[HTɏ#@hȎI# _m(F /6Z3z'\r,r!;w2Z3j=~GY7"I$iI.p_"?pN`y DD?: _  Gÿab7J !Bx@0 Bo cG@`1C[@0G @`0C_u V1 aCX>W ` | `!<S `"<. `#c`?cAC4 ?c p#~@0?:08&_MQ1J h#?/`7;I  q 7a wQ A 1 Hp !#<8/#@1Ul7=S=K.4Z?E_$i@!1!E4?`P_  @Bă10#: "aU,xbFY1 [n|n #'vEH:`xb #vD4Y hi.i&EΖv#O H4IŶ}:Ikh @tZRF#(tXҙzZ ?I3l7q@õ|ۍ1,GpuY Ꮿ@hJv#xxk$ v#9 5 }_$c S#=+"K{F*m7`#%H:NRSp6I?sIՖ{Ap$I$I:QRv2$Z @UJ*$]<FO4IENDB`