X-Git-Url: http://jsfdemo.indexdata.com/?a=blobdiff_plain;f=www%2Fz39util.tcl;h=3a2c69482c9a0e243bb1443fa1c46631f31072e6;hb=df7b985601de6c729147a6fd6588adba6f905480;hp=fcd6bdb645f1a34951f6d854ac21d544669f075b;hpb=c6ea088406ba64e6ed5ea833e1c2ae516552e18e;p=egate.git diff --git a/www/z39util.tcl b/www/z39util.tcl index fcd6bdb..3a2c694 100644 --- a/www/z39util.tcl +++ b/www/z39util.tcl @@ -1,5 +1,5 @@ # -# $Id: z39util.tcl,v 1.12 1995/12/20 16:31:34 adam Exp $ +# $Id: z39util.tcl,v 1.15 1996/01/02 10:52:32 adam Exp $ # proc saveState {} { uplevel #0 { @@ -43,6 +43,18 @@ proc search-response {zz} { } } +proc scan-response {zz} { + global sessionWait + + set status [$zz scanStatus] + if {$status == 6} { + displayError "Scan fail" "" + set sessionWait -2 + } else { + set sessionWait 1 + } +} + proc ok-response {} { global sessionWait set sessionWait 1 @@ -319,7 +331,7 @@ proc display-full {zset no tno} { if {"x$url" != "x"} { html "
URL\n" if {"x$sp" == "x"} { - set sp reference + set sp $url } html {
} [join $sp] "\n" } @@ -349,12 +361,30 @@ proc display-rec {from to dfunc tno} { } } -proc build-query {t} { +proc build-scan {t ilines} { + global targets + + for {set i 1} {$i <= $ilines} {incr i} { + set term [wform entry$i] + if {$term != ""} { + set field [wform menu$i] + foreach x [lindex $targets($t) 2] { + if {[lindex $x 0] == $field} { + set attr [lindex $x 1] + } + } + return [list $term $attr] + } + } + return "" +} + +proc build-query {t ilines} { global targets set op {} set q {} - for {set i 1} {$i < 4} {incr i} { + for {set i 1} {$i <= $ilines} {incr i} { set term [wform entry$i] if {$term != ""} { set field [wform menu$i] @@ -379,6 +409,134 @@ proc build-query {t} { return $q } +proc z39scan {setNo scanNo tno scanLines scanPos} { + global hist + global sessionWait + global targets + + if {$tno > 0} { + set zz z39$tno + set host $hist($setNo,$tno,host) + set idAuth $hist($setNo,$tno,idAuthentication) + set database $hist($setNo,$tno,database) + set scanAttr $hist($setNo,$tno,scanAttr) + set scanTerm $hist($setNo,$tno,$scanNo,scanTerm) + } else { + set zz z39 + set host $hist($setNo,host) + set idAuth $hist($setNo,idAuthentication) + set database $hist($setNo,database) + set scanAttr $hist($setNo,scanAttr) + set scanTerm $hist($setNo,$scanNo,scanTerm) + } + if {[catch [list $zz failback fail-response]]} { + ir $zz + } + if {[catch [list set oldHost [$zz connect]]]} { + set oldHost "" + } + set zs $zz.s$scanNo.$setNo + $zz callback ok-response + $zz failback fail-response + if {$oldHost != $host} { + catch [list $zz disconnect] + + set sessionWait 0 + if {[catch [list $zz connect $host]]} { + displayError "Cannot connect to target" $host + return 0 + } elseif {$sessionWait == 0} { + if {[catch {zwait sessionWait 300}]} { + $zz disconnect + displayError "Cannot connect to target" $host + return 0 + } + if {$sessionWait != 1} { + displayError "Cannot connect to target" $host + return 0 + } + } + $zz idAuthentication $idAuth + set sessionWait 0 + if {[catch {$zz init}]} { + displayError "Cannot initialize target" $host + $zz disconnect + return 0 + } + if {[catch {zwait sessionWait 60}]} { + displayError "Cannot initialize target" $host + $zz disconnect + return 0 + } + if {$sessionWait != "1"} { + displayError "Cannot initialize target" $host + $zz disconnect + return 0 + } + if {![$zz initResult]} { + set u [$zz userInformationField] + $zz disconnect + displayError "Cannot initialize target $host" $u + return 0 + } + } else { + if {![catch [list $zs numberOfTermsRequested 5]]} { + return 1 + } + } + eval $zz databaseNames $database + + ir-scan $zs $zz + + $zs numberOfTermsRequested $scanLines + $zs preferredPositionInResponse $scanPos + + $zz callback [list scan-response $zs] + + set sessionWait 0 + $zs scan "${scanAttr} ${scanTerm}" + + if {[catch {zwait sessionWait 600}]} { + wlog debug "timeout/cancel in scan" + displayError "Timeout in scan" {} + html "\n" + $zz disconnect + return 0 + } + if {$sessionWait == -1} { + displayError "Scan fail" "Connection closed" + html "\n" + $zz disconnect + } + if {$sessionWait != 1} { + return 0 + } + return 1 +} + +proc display-scan {setNo scanNo tno} { + global hist + global targets + + if {$tno > 0} { + set zz z39$tno + } else { + set zz z39 + } + set zs $zz.s$scanNo.$setNo + set m [$zs numberOfEntriesReturned] + + html "
\n" + for {set i 0} {$i < $m} {incr i} { + html "
" + html [lindex [$zs scanLine $i] 1] + html ": " + html [lindex [$zs scanLine $i] 2] + html "\n" + } + html "
\n" +} + proc z39search {setNo piggy tno elements} { global hist global sessionWait @@ -447,9 +605,11 @@ proc z39search {setNo piggy tno elements} { return 0 } } else { - if {![catch [list $zz.$setNo smallSetUpperBound 0]]} { + if {[info exists hist($setNo,hits)] && \ + ![catch [list $zz.$setNo smallSetUpperBound 0]]} { return 1 } + } ir-set $zz.$setNo $zz @@ -698,7 +858,7 @@ proc z39history {} { if {![info exists nextSetNo]} { return } - html "

History

\n" + html "

History


\n" for {set setNo 1} {$setNo < $nextSetNo} {incr setNo} { html {
\n" - html {} + html {Error} html "

" $msga "

\n" if {$msgb != ""} { html "

" $msgb "

\n" @@ -732,4 +892,4 @@ proc displayError {msga msgb} { html "

\n" } -set useIcons 1 \ No newline at end of file +set useIcons 1