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namespace eval Queries {
proc {new} {} {
global PgAcVar
Window show .pgaw:QueryBuilder
PgAcVar:clean query,*
set PgAcVar(query,oid) 0
set PgAcVar(query,name) {}
set PgAcVar(query,asview) 0
set PgAcVar(query,tables) {}
set PgAcVar(query,links) {}
set PgAcVar(query,results) {}
.pgaw:QueryBuilder.saveAsView configure -state normal
}
proc {open} {queryname} {
global PgAcVar
if {! [loadQuery $queryname]} return;
if {$PgAcVar(query,type)=="S"} then {
set wn [Tables::getNewWindowName]
set PgAcVar(mw,$wn,query) [subst $PgAcVar(query,sqlcmd)]
set PgAcVar(mw,$wn,updatable) 0
set PgAcVar(mw,$wn,isaquery) 1
Tables::createWindow
wm title $wn "Query result: $PgAcVar(query,name)"
Tables::loadLayout $wn $PgAcVar(query,name)
Tables::selectRecords $wn $PgAcVar(mw,$wn,query)
} else {
set answ [tk_messageBox -title [intlmsg Warning] -type yesno -message "This query is an action query!\n\n[string range $qcmd 0 30] ...\n\nDo you want to execute it?"]
if {$answ} {
if {[sql_exec noquiet $qcmd]} {
tk_messageBox -title Information -message "Your query has been executed without error!"
}
}
}
}
proc {design} {queryname} {
global PgAcVar
if {! [loadQuery $queryname]} return;
Window show .pgaw:QueryBuilder
.pgaw:QueryBuilder.text1 delete 0.0 end
.pgaw:QueryBuilder.text1 insert end $PgAcVar(query,sqlcmd)
.pgaw:QueryBuilder.text2 delete 0.0 end
.pgaw:QueryBuilder.text2 insert end $PgAcVar(query,comments)
}
proc {loadQuery} {queryname} {
global PgAcVar CurrentDB
set PgAcVar(query,name) $queryname
if {[set pgres [wpg_exec $CurrentDB "select querycommand,querytype,querytables,querylinks,queryresults,querycomments,oid from pga_queries where queryname='$PgAcVar(query,name)'"]]==0} then {
showError [intlmsg "Error retrieving query definition"]
return 0
}
if {[pg_result $pgres -numTuples]==0} {
showError [format [intlmsg "Query '%s' was not found!"] $PgAcVar(query,name)]
pg_result $pgres -clear
return 0
}
set tuple [pg_result $pgres -getTuple 0]
set PgAcVar(query,sqlcmd) [lindex $tuple 0]
set PgAcVar(query,type) [lindex $tuple 1]
set PgAcVar(query,tables) [lindex $tuple 2]
set PgAcVar(query,links) [lindex $tuple 3]
set PgAcVar(query,results) [lindex $tuple 4]
set PgAcVar(query,comments) [lindex $tuple 5]
set PgAcVar(query,oid) [lindex $tuple 6]
pg_result $pgres -clear
return 1
}
proc {visualDesigner} {} {
global PgAcVar
Window show .pgaw:VisualQuery
VisualQueryBuilder::loadVisualLayout
focus .pgaw:VisualQuery.fb.entt
}
proc {save} {} {
global PgAcVar CurrentDB
if {$PgAcVar(query,name)==""} then {
showError [intlmsg "You have to supply a name for this query!"]
focus .pgaw:QueryBuilder.eqn
} else {
set qcmd [.pgaw:QueryBuilder.text1 get 1.0 end]
set PgAcVar(query,comments) [.pgaw:QueryBuilder.text2 get 1.0 end]
regsub -all "\n" $qcmd " " qcmd
if {$qcmd==""} then {
showError [intlmsg "This query has no commands?"]
} else {
if { [lindex [split [string toupper [string trim $qcmd]]] 0] == "SELECT" } {
set qtype S
} else {
set qtype A
}
if {$PgAcVar(query,asview)} {
wpg_select $CurrentDB "select pg_get_viewdef('$PgAcVar(query,name)') as vd" tup {
if {$tup(vd)!="Not a view"} {
if {[tk_messageBox -title [intlmsg Warning] -message [format [intlmsg "View '%s' already exists!\nOverwrite ?"] $PgAcVar(query,name)] -type yesno -default no]=="yes"} {
set pg_res [wpg_exec $CurrentDB "drop view \"$PgAcVar(query,name)\""]
if {$PgAcVar(pgsql,status)!="PGRES_COMMAND_OK"} {
showError "[intlmsg {Error deleting view}] '$PgAcVar(query,name)'"
}
}
}
}
set pgres [wpg_exec $CurrentDB "create view \"$PgAcVar(query,name)\" as $qcmd"]
if {$PgAcVar(pgsql,status)!="PGRES_COMMAND_OK"} {
showError "[intlmsg {Error defining view}]\n\n$PgAcVar(pgsql,errmsg)"
} else {
Mainlib::tab_click Views
Window destroy .pgaw:QueryBuilder
}
catch {pg_result $pgres -clear}
} else {
regsub -all "'" $qcmd "''" qcmd
regsub -all "'" $PgAcVar(query,comments) "''" PgAcVar(query,comments)
regsub -all "'" $PgAcVar(query,results) "''" PgAcVar(query,results)
setCursor CLOCK
if {$PgAcVar(query,oid)==0} then {
set pgres [wpg_exec $CurrentDB "insert into pga_queries values ('$PgAcVar(query,name)','$qtype','$qcmd','$PgAcVar(query,tables)','$PgAcVar(query,links)','$PgAcVar(query,results)','$PgAcVar(query,comments)')"]
} else {
set pgres [wpg_exec $CurrentDB "update pga_queries set queryname='$PgAcVar(query,name)',querytype='$qtype',querycommand='$qcmd',querytables='$PgAcVar(query,tables)',querylinks='$PgAcVar(query,links)',queryresults='$PgAcVar(query,results)',querycomments='$PgAcVar(query,comments)' where oid=$PgAcVar(query,oid)"]
}
setCursor DEFAULT
if {$PgAcVar(pgsql,status)!="PGRES_COMMAND_OK"} then {
showError "[intlmsg {Error executing query}]\n$PgAcVar(pgsql,errmsg)"
} else {
Mainlib::tab_click Queries
if {$PgAcVar(query,oid)==0} {set PgAcVar(query,oid) [pg_result $pgres -oid]}
}
}
catch {pg_result $pgres -clear}
}
}
}
proc {execute} {} {
global PgAcVar
set qcmd [.pgaw:QueryBuilder.text1 get 0.0 end]
regsub -all "\n" [string trim $qcmd] " " qcmd
if {[lindex [split [string toupper $qcmd]] 0]!="SELECT"} {
if {[tk_messageBox -title [intlmsg Warning] -parent .pgaw:QueryBuilder -message [intlmsg "This is an action query!\n\nExecute it?"] -type yesno -default no]=="yes"} {
sql_exec noquiet $qcmd
}
} else {
set wn [Tables::getNewWindowName]
set PgAcVar(mw,$wn,query) [subst $qcmd]
set PgAcVar(mw,$wn,updatable) 0
set PgAcVar(mw,$wn,isaquery) 1
Tables::createWindow
Tables::loadLayout $wn $PgAcVar(query,name)
Tables::selectRecords $wn $PgAcVar(mw,$wn,query)
}
}
proc {close} {} {
global PgAcVar
.pgaw:QueryBuilder.saveAsView configure -state normal
set PgAcVar(query,asview) 0
set PgAcVar(query,name) {}
.pgaw:QueryBuilder.text1 delete 1.0 end
Window destroy .pgaw:QueryBuilder
}
}
proc vTclWindow.pgaw:QueryBuilder {base} {
global PgAcVar
if {$base == ""} {
set base .pgaw:QueryBuilder
}
if {[winfo exists $base]} {
wm deiconify $base; return
}
toplevel $base -class Toplevel
wm focusmodel $base passive
wm geometry $base 542x364+150+150
wm maxsize $base 1009 738
wm minsize $base 1 1
wm overrideredirect $base 0
wm resizable $base 0 0
wm deiconify $base
wm title $base [intlmsg "Query builder"]
bind $base <Key-F1> "Help::load queries"
label $base.lqn -borderwidth 0 -text [intlmsg {Query name}]
entry $base.eqn -background #fefefe -borderwidth 1 -foreground #000000 -highlightthickness 1 -selectborderwidth 0 -textvariable PgAcVar(query,name)
text $base.text1 -background #fefefe -borderwidth 1 -font $PgAcVar(pref,font_normal) -foreground #000000 -highlightthickness 1 -wrap word
label $base.lcomm -borderwidth 0 -text [intlmsg Comments]
text $base.text2 -background #fefefe -borderwidth 1 -font $PgAcVar(pref,font_normal) -foreground #000000 -highlightthickness 1 -wrap word
checkbutton $base.saveAsView -borderwidth 1 -text [intlmsg {Save this query as a view}] -variable PgAcVar(query,asview)
frame $base.frb \
-height 75 -relief groove -width 125
button $base.frb.savebtn -command {Queries::save} \
-borderwidth 1 -text [intlmsg {Save query definition}]
button $base.frb.execbtn -command {Queries::execute} \
-borderwidth 1 -text [intlmsg {Execute query}]
button $base.frb.pgaw:VisualQueryshow -command {Queries::visualDesigner} \
-borderwidth 1 -text [intlmsg {Visual designer}]
button $base.frb.termbtn -command {Queries::close} \
-borderwidth 1 -text [intlmsg Close]
place $base.lqn -x 5 -y 5 -anchor nw -bordermode ignore
place $base.eqn -x 100 -y 1 -width 335 -height 24 -anchor nw -bordermode ignore
place $base.frb \
-x 5 -y 55 -width 530 -height 35 -anchor nw -bordermode ignore
pack $base.frb.savebtn \
-in $base.frb -anchor center -expand 0 -fill none -side left
pack $base.frb.execbtn \
-in $base.frb -anchor center -expand 0 -fill none -side left
pack $base.frb.pgaw:VisualQueryshow \
-in $base.frb -anchor center -expand 0 -fill none -side left
pack $base.frb.termbtn \
-in $base.frb -anchor center -expand 0 -fill none -side right
place $base.text1 -x 5 -y 90 -width 530 -height 160 -anchor nw -bordermode ignore
place $base.lcomm -x 5 -y 255
place $base.text2 -x 5 -y 270 -width 530 -height 86 -anchor nw -bordermode ignore
place $base.saveAsView -x 5 -y 30 -height 25 -anchor nw -bordermode ignore
}
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