function zn_norm_path( $url ) {
$p = wp_parse_url( html_entity_decode( trim( $url ) ) );
if ( ! $p ) return '';
$host = isset( $p['host'] ) ? strtolower( preg_replace( '/^www\./', '', $p['host'] ) ) : '';
if ( $host && $host !== 'zahidenotes.com' ) return '';
return '/' . trim( strtolower( isset( $p['path'] ) ? $p['path'] : '' ), '/' );
}
function zn_tokens( $s ) {
$s = preg_replace( '/_\d+$/', '', strtolower( $s ) );
$parts = preg_split( '/[^a-z0-9]+/', $s, -1, PREG_SPLIT_NO_EMPTY );
$stop = array( 'the', 'of', 'to', 'for', 'and', 'a', 'an', 'in', 'on', 'pdf', 'download', 'free', 'by', 'with', 'is', 'your', 'at', 'all' );
$out = array();
foreach ( $parts as $w ) {
if ( in_array( $w, $stop, true ) ) continue;
if ( preg_match( '/^20[1-3]\d$/', $w ) ) continue;
if ( strlen( $w ) > 3 && substr( $w, -1 ) === 's' ) $w = substr( $w, 0, -1 );
$out[ $w ] = true;
}
return array_keys( $out );
}
function zn_score( $a, $b ) {
if ( ! $a || ! $b ) return 0;
$i = count( array_intersect( $a, $b ) );
if ( ! $i ) return 0;
$u = count( array_unique( array_merge( $a, $b ) ) );
return 0.7 * ( $i / count( $a ) ) + 0.3 * ( $i / $u );
}
/* 404 par: jo purana URL approve ho chuka hai usay naye page par 301 */
add_action( 'template_redirect', function () {
if ( ! is_404() ) return;
$path = '/' . trim( strtolower( (string) parse_url( $_SERVER['REQUEST_URI'], PHP_URL_PATH ) ), '/' );
$map = get_option( 'zn_map', array() );
if ( isset( $map[ $path ] ) && strpos( $map[ $path ], 'id:' ) === 0 ) {
$l = get_permalink( (int) substr( $map[ $path ], 3 ) );
if ( $l ) { wp_redirect( $l, 301 ); exit; }
}
}, 0 );
add_action( 'admin_menu', function () {
add_management_page( 'ZN Link Mapper', 'ZN Link Mapper', 'manage_options', 'zn-mapper', 'zn_mapper_page' );
} );
function zn_mapper_form( $act, $offset, $label, $auto = false, $extra = '' ) {
echo '
';
if ( $auto ) echo '';
}
function zn_mapper_page() {
if ( ! current_user_can( 'manage_options' ) ) return;
echo 'ZN Link Mapper ';
if ( ! function_exists( 'zn_link_is_broken' ) || ! function_exists( 'zn_find_post_id' ) ) {
echo '
Pehle ZN Fixer aur ZN Link Cleaner snippets active hone chahiye.
';
return;
}
global $wpdb;
$act = isset( $_POST['act'] ) ? sanitize_key( $_POST['act'] ) : '';
$offset = isset( $_POST['offset'] ) ? absint( $_POST['offset'] ) : 0;
if ( $act ) check_admin_referer( 'zn_map' );
$batch = 50;
$busy = false;
/* ---- 1) SCAN ---- */
if ( $act === 'scan' ) {
$scan = $offset === 0 ? array() : get_option( 'zn_scan', array() );
$ids = $wpdb->get_col( $wpdb->prepare( "SELECT ID FROM {$wpdb->posts} WHERE post_type IN ('post','page') AND post_status IN ('publish','draft','private') ORDER BY ID ASC LIMIT %d OFFSET %d", $batch, $offset ) );
foreach ( $ids as $id ) {
$c = $wpdb->get_var( $wpdb->prepare( "SELECT post_content FROM {$wpdb->posts} WHERE ID=%d", $id ) );
if ( ! preg_match_all( '#]*?href=(["\'])(.*?)\1#is', $c, $mm ) ) continue;
foreach ( $mm[2] as $u ) {
if ( ! zn_link_is_broken( $u ) ) continue;
$path = zn_norm_path( $u );
if ( ! $path || $path === '/' ) continue;
$scan[ $path ] = isset( $scan[ $path ] ) ? $scan[ $path ] + 1 : 1;
}
}
update_option( 'zn_scan', $scan, false );
$offset += count( $ids );
if ( count( $ids ) === $batch ) {
$busy = true;
echo 'Scan ho raha hai... ' . (int) $offset . ' items check hue. Tab band na karein.
';
zn_mapper_form( 'scan', $offset, 'Agla batch', true );
} else {
echo 'Scan mukammal. ' . count( $scan ) . ' alag broken URLs mile. Neeche review karein.
';
}
}
/* ---- 2) SAVE ---- */
if ( $act === 'save' ) {
$map = get_option( 'zn_map', array() );
$paths = isset( $_POST['p'] ) ? (array) wp_unslash( $_POST['p'] ) : array();
$chs = isset( $_POST['m'] ) ? (array) wp_unslash( $_POST['m'] ) : array();
foreach ( $paths as $h => $path ) {
$path = sanitize_text_field( $path );
$v = isset( $chs[ $h ] ) ? sanitize_text_field( $chs[ $h ] ) : 'skip';
if ( $v === 'remove' || preg_match( '/^id:\d+$/', $v ) ) $map[ $path ] = $v; else unset( $map[ $path ] );
}
update_option( 'zn_map', $map, false );
echo 'Choices save ho gaye. Jo URL "naye page" par set hain unka purana link Google/visitors ke liye bhi ab naye page par redirect hoga.
';
}
/* ---- 3) APPLY ---- */
if ( $act === 'apply' ) {
$dry = ! empty( $_POST['dry'] );
$map = get_option( 'zn_map', array() );
$ids = $wpdb->get_col( $wpdb->prepare( "SELECT ID FROM {$wpdb->posts} WHERE post_type IN ('post','page') AND post_status IN ('publish','draft','private') ORDER BY ID ASC LIMIT %d OFFSET %d", $batch, $offset ) );
$re = 0; $rm = 0; $posts = 0;
foreach ( $ids as $id ) {
$old = $wpdb->get_var( $wpdb->prepare( "SELECT post_content FROM {$wpdb->posts} WHERE ID=%d", $id ) );
$new = preg_replace_callback(
'# ]*?href=(["\'])(.*?)\1[^>]*>(.*?) #is',
function ( $m ) use ( $map, &$re, &$rm ) {
$path = zn_norm_path( $m[2] );
if ( ! $path || ! isset( $map[ $path ] ) ) return $m[0];
$ch = $map[ $path ];
if ( $ch === 'remove' ) { $rm++; return $m[3]; }
if ( strpos( $ch, 'id:' ) === 0 ) {
$link = get_permalink( (int) substr( $ch, 3 ) );
if ( ! $link ) return $m[0];
$frag = ( ( $h = strpos( $m[2], '#' ) ) !== false ) ? substr( $m[2], $h ) : '';
$pos = strpos( $m[0], $m[2] );
$re++;
return substr_replace( $m[0], $link . $frag, $pos, strlen( $m[2] ) );
}
return $m[0];
},
$old
);
if ( $new === null || $new === $old ) continue;
$posts++;
if ( ! $dry ) {
if ( ! get_post_meta( $id, '_zn_backup_map', true ) ) add_post_meta( $id, '_zn_backup_map', wp_slash( $old ), true );
$wpdb->update( $wpdb->posts, array( 'post_content' => $new ), array( 'ID' => $id ) );
clean_post_cache( $id );
}
}
$offset += count( $ids );
echo '' . ( $dry ? 'DRY RUN: ' : '' ) . (int) $offset . ' items check hue. Is batch mein ' . $posts . ' posts, ' . $re . ' links naye page par, ' . $rm . ' links hata diye' . ( $dry ? ' (kuch save nahi hua)' : '' ) . '.
';
if ( count( $ids ) === $batch ) {
$busy = true;
zn_mapper_form( 'apply', $offset, 'Agla batch', true, $dry ? ' ' : '' );
} else {
echo '';
}
}
if ( $busy ) { echo ''; return; }
/* ---- Buttons ---- */
echo 'Step 1:
';
zn_mapper_form( 'scan', 0, 'Scan karo (broken links dhoondo)' );
$scan = get_option( 'zn_scan', array() );
if ( ! $scan ) { echo ''; return; }
arsort( $scan );
$map = get_option( 'zn_map', array() );
/* ---- Review ---- */
$pool = array();
foreach ( $wpdb->get_results( "SELECT ID, post_title, post_name, post_type FROM {$wpdb->posts} WHERE post_status='publish' AND post_type IN ('post','page')" ) as $r ) {
$pool[] = array( 'id' => (int) $r->ID, 'title' => $r->post_title, 'type' => $r->post_type, 'tok' => zn_tokens( $r->post_title . ' ' . $r->post_name ) );
}
echo 'Step 2: Review Har purane URL ke saamne sahi page chunein. "Abhi chhod do" ka matlab link jaisa hai waisa rahega. Jo URL kisi page se match nahi karte unhe "Link hata do" par rakhein.
';
echo '';
echo 'Step 3: Articles mein lagao Pehle Dry run, phir asli.
';
zn_mapper_form( 'apply', 0, 'Dry run (sirf check)', false, ' ' );
zn_mapper_form( 'apply', 0, 'Asli apply karo' );
echo '';
}
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Now I am going to update the list of all 2nd year book present here on Zahid Notes. Earlier this year, I published posts for many textbooks of 2nd year but some books were still missing and now I am going to compelte the listing.
2nd year Arabic Book for Punjab Boards pdf download
Punjab Curriculum and Textbook Board (PCTB) has also update the list of books on their official website. So, I thought that I should also give those books here. So, As soon as PTCB update the new books, I will also give their download links here.
FA part 2, class 12 Arabic Book pdf download
Now find the following pdf files and download the book from the link given below:
Now see the following books too:
1. 2nd year class 12 education book pdf
2. 2nd year civics book for Inter part 2 pdf
3. 2nd year Punjabi Ikhtiari book pdf
4. 2nd year Geography book pdf
5. 2nd year class 12 Philosophy book
6. 2nd year Notes pdf download