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# TODO: Find a good C sha-smth instead of this.
proc hashString {str} {
set hash 0
foreach char [split $str ""] {
set ascii [scan $char %c]
set hash [expr {($hash * 31 + $ascii) & 0xffffffff}]
}
set hash
}
if {[info exists ::env(FOLK_SHARE_NODE)]} {
set ::shareNode $::env(FOLK_SHARE_NODE)
} else {
try {
if {$::tcl_platform(os) eq "Darwin"} {
set wifi [exec sh -c {/Sy*/L*/Priv*/Apple8*/V*/C*/R*/airport -I | sed -n "s/^.*SSID: \(.*\)$/\1/p"}]
} elseif {$::tcl_platform(os) eq "Linux"} {
set wifi [exec iwgetid -r]
}
if {$wifi eq "cynosure"} {
set ::shareNode "folk-omar.local"
} elseif {$wifi eq "Verizon_TWRHB4" || $wifi eq "nyu"} {
set ::shareNode "folk-cwe.local"
} elseif {$wifi eq "WONDERLAND"} {
set ::shareNode "folk-haip.local"
} elseif {$wifi eq "GETNEAR"} {
set ::shareNode "folk-ian.local"
} elseif {$wifi eq "Fios-LGTS3-5G" || $wifi eq "Fios-LGTS3"} {
set ::shareNode "folk0.local"
} elseif {[string match "_onefact.org*" $wifi]} {
set ::shareNode "folk-onefact.local"
} elseif {[hashString $wifi] eq 4077950650 || [hashString $wifi] eq 862457117} {
set ::shareNode "folk-arc.local"
} elseif {$wifi eq "The Windfish"} {
set ::shareNode "folk-dpip.local"
} elseif {$wifi eq "interact residency"} {
set ::shareNode "folk-interact.local"
} elseif {$wifi eq "Fios-gLwY5" } {
set ::shareNode "folk-charles.local"
} elseif {$wifi eq "Neverland" } {
set ::shareNode "folk-wwj.local"
} else {
# there's no default.
}
} on error e {
set ::shareNode "none"
}
}
if {[info exists ::shareNode] && $::shareNode eq "none"} { unset ::shareNode }
if {[info exists ::argv] && $::argv eq "shareNode"} {
if {[info exists ::shareNode]} { puts $::shareNode } \
else { puts none }
}
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