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/* See LICENSE file for copyright and license details. */

/* appearance */
#define SHOWBAR                       True      /* False means no bar */
#define TOPBAR                        True      /* False means bottom bar */
static const char font[]            = "-*-*-medium-*-*-*-14-*-*-*-*-*-*-*";
static const char normbordercolor[] = "#cccccc";
static const char normbgcolor[]     = "#cccccc";
static const char normfgcolor[]     = "#000000";
static const char selbordercolor[]  = "#0066ff";
static const char selbgcolor[]      = "#0066ff";
static const char selfgcolor[]      = "#ffffff";
static unsigned int borderpx        = 1;        /* border pixel of windows */
static unsigned int snap            = 32;       /* snap pixel */

/* tagging */
static const char *tags[] = { "1", "2", "3", "4", "5", "6", "7", "8", "9" };

static Rule rules[] = {
	/* class      instance    title       tags mask     isfloating */
	{ "Gimp",     NULL,       NULL,       0,            True },
	{ "Firefox",  NULL,       NULL,       1 << 8,       False },

};

/* layout(s) */
static float mfact      = 0.55; /* factor of master area size [0.05..0.95] */
static Bool resizehints = True; /* False means respect size hints in tiled resizals */

static Layout layouts[] = {
	/* symbol     arrange function */
	{ "[]=",      tile },    /* first entry is default */
	{ "><>",      NULL },    /* no layout function means floating behavior */
	{ "[M]",      monocle },
};

/* key definitions */
#define MODKEY Mod1Mask
#define TAGKEYS(KEY,TAG) \
	{ MODKEY,                       KEY,      view,           {.ui = 1 << TAG} }, \
	{ MODKEY|ControlMask,           KEY,      toggleview,     {.ui = 1 << TAG} }, \
	{ MODKEY|ShiftMask,             KEY,      tag,            {.ui = 1 << TAG} }, \
	{ MODKEY|ControlMask|ShiftMask, KEY,      toggletag,      {.ui = 1 << TAG} },

/* helper for spawning shell commands in the pre dwm-5.0 fashion */
#define SHCMD(cmd) { .v = (const char*[]){ "/bin/sh", "-c", cmd, NULL } }

/* commands */
static const char *dmenucmd[] = { "dmenu_run", "-fn", font, "-nb", normbgcolor, "-nf", normfgcolor, "-sb", selbgcolor, "-sf", selfgcolor, NULL };
static const char *termcmd[]  = { "uxterm", NULL };

static Key keys[] = {
	/* modifier                     key        function        argument */
	{ MODKEY,                       XK_p,      spawn,          {.v = dmenucmd } },
	{ MODKEY|ShiftMask,             XK_Return, spawn,          {.v = termcmd } },
	{ MODKEY,                       XK_b,      togglebar,      {0} },
	{ MODKEY,                       XK_j,      focusstack,     {.i = +1 } },
	{ MODKEY,                       XK_k,      focusstack,     {.i = -1 } },
	{ MODKEY,                       XK_h,      setmfact,       {.f = -0.05} },
	{ MODKEY,                       XK_l,      setmfact,       {.f = +0.05} },
	{ MODKEY,                       XK_Return, zoom,           {0} },
	{ MODKEY,                       XK_Tab,    view,           {0} },
	{ MODKEY|ShiftMask,             XK_c,      killclient,     {0} },
	{ MODKEY,                       XK_t,      setlayout,      {.v = &layouts[0]} },
	{ MODKEY,                       XK_f,      setlayout,      {.v = &layouts[1]} },
	{ MODKEY,                       XK_m,      setlayout,      {.v = &layouts[2]} },
	{ MODKEY,                       XK_space,  setlayout,      {0} },
	{ MODKEY|ShiftMask,             XK_space,  togglefloating, {0} },
	{ MODKEY,                       XK_0,      view,           {.ui = ~0 } },
	{ MODKEY|ShiftMask,             XK_0,      tag,            {.ui = ~0 } },
#ifdef XINERAMA
	{ MODKEY,                       XK_w,      focusmon,       {.ui = 0 } },
	{ MODKEY,                       XK_e,      focusmon,       {.ui = 1 } },
	{ MODKEY|ShiftMask,             XK_w,      tagmon,         {.ui = 0 } },
	{ MODKEY|ShiftMask,             XK_e,      tagmon,         {.ui = 1 } },
#endif /* XINERAMA */
	TAGKEYS(                        XK_1,                      0)
	TAGKEYS(                        XK_2,                      1)
	TAGKEYS(                        XK_3,                      2)
	TAGKEYS(                        XK_4,                      3)
	TAGKEYS(                        XK_5,                      4)
	TAGKEYS(                        XK_6,                      5)
	TAGKEYS(                        XK_7,                      6)
	TAGKEYS(                        XK_8,                      7)
	TAGKEYS(                        XK_9,                      8)
	{ MODKEY|ShiftMask,             XK_q,      quit,           {0} },
};

/* button definitions */
/* click can be a tag number (starting at 0),
 * ClkLtSymbol, ClkStatusText, ClkWinTitle, ClkClientWin, or ClkRootWin */
static Button buttons[] = {
	/* click                event mask      button          function        argument */
	{ ClkLtSymbol,          0,              Button1,        setlayout,      {0} },
	{ ClkLtSymbol,          0,              Button3,        setlayout,      {.v = &layouts[2]} },
	{ ClkWinTitle,          0,              Button2,        zoom,           {0} },
	{ ClkStatusText,        0,              Button2,        spawn,          {.v = termcmd } },
	{ ClkClientWin,         MODKEY,         Button1,        movemouse,      {0} },
	{ ClkClientWin,         MODKEY,         Button2,        togglefloating, {0} },
	{ ClkClientWin,         MODKEY,         Button3,        resizemouse,    {0} },
	{ ClkTagBar,            0,              Button1,        view,           {0} },
	{ ClkTagBar,            0,              Button3,        toggleview,     {0} },
	{ ClkTagBar,            MODKEY,         Button1,        tag,            {0} },
	{ ClkTagBar,            MODKEY,         Button3,        toggletag,      {0} },
};
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package svc // import "github.com/getwtxt/getwtxt/svc"

import (
	"fmt"
	"log"
	"net/http"
	"time"

	"github.com/gorilla/handlers"
	"github.com/gorilla/mux"
)

// Start is the initialization function for getwtxt
func Start() {
	initSvc()

	// StrictSlash(true) allows /api and /api/
	// to serve the same content without duplicating
	// handlers/paths
	index := mux.NewRouter().StrictSlash(true)
	api := index.PathPrefix("/api").Subrouter()

	index.Path("/").
		Methods("GET", "HEAD").
		HandlerFunc(indexHandler)

	index.Path("/css").
		Methods("GET", "HEAD").
		HandlerFunc(cssHandler)

	index.Path("/api").
		Methods("GET", "HEAD").
		HandlerFunc(apiBaseHandler)

	// twtxt will add support for other formats later.
	// Maybe json? Making this future-proof.
	api.Path("/{format:(?:plain)}").
		Methods("GET", "HEAD").
		HandlerFunc(apiFormatHandler)

	// Non-standard API call to list *all* tweets
	// in a single request.
	api.Path("/{format:(?:plain)}/tweets/all").
		Methods("GET", "HEAD").
		HandlerFunc(apiAllTweetsHandler)

	// Specifying the endpoint with and without query information.
	// Will return 404 on empty queries otherwise.
	api.Path("/{format:(?:plain)}/{endpoint:(?:mentions|users|tweets)}").
		Methods("GET", "HEAD").
		HandlerFunc(apiEndpointHandler)

	api.Path("/{format:(?:plain)}/{endpoint:(?:mentions|users|tweets)}").
		Queries("url", "{url}", "q", "{query}", "page", "{[0-9]+}").
		Methods("GET", "HEAD").
		HandlerFunc(apiEndpointHandler)

	// This is for submitting new users. Both query variables must exist
	// in the request for this to match.
	api.Path("/{format:(?:plain)}/{endpoint:users}").
		Queries("url", "{url}", "nickname", "{nickname:[a-zA-Z0-9_-]+}").
		Methods("POST").
		HandlerFunc(apiEndpointPOSTHandler)

	// This is for submitting new users incorrectly
	// and letting the requester know about their error.
	api.Path("/{format:(?:plain)}/{endpoint:users}").
		Queries("url", "{url}").
		Methods("POST").
		HandlerFunc(apiEndpointPOSTHandler)

	// This is also for submitting new users incorrectly
	// and letting the requester know about their error.
	api.Path("/{format:(?:plain)}/{endpoint:users}").
		Queries("nickname", "{nickname:[a-zA-Z0-9_-]+}").
		Methods("POST").
		HandlerFunc(apiEndpointPOSTHandler)

	// Show all observed tags
	api.Path("/{format:(?:plain)}/tags").
		Methods("GET", "HEAD").
		HandlerFunc(apiTagsBaseHandler)

	// Show Nth page of all observed tags
	api.Path("/{format:(?:plain)}/tags").
		Queries("page", "{[0-9]+}").
		Methods("GET", "HEAD").
		HandlerFunc(apiTagsBaseHandler)

	// Requests statuses with a specific tag
	api.Path("/{format:(?:plain)}/tags/{tags:[a-zA-Z0-9_-]+}").
		Methods("GET", "HEAD").
		HandlerFunc(apiTagsHandler)

	// Requests Nth page of statuses with a specific tag
	api.Path("/{format:(?:plain)}/tags/{tags:[a-zA-Z0-9_-]+}").
		Queries("page", "{[0-9]+}").
		Methods("GET", "HEAD").
		HandlerFunc(apiTagsHandler)

	confObj.Mu.RLock()
	portnum := fmt.Sprintf(":%v", confObj.Port)
	confObj.Mu.RUnlock()

	// handlers.CompressHandler gzips all responses.
	// Write/Read timeouts are self explanatory.
	server := &http.Server{
		Handler:      handlers.CompressHandler(ipMiddleware(index)),
		Addr:         portnum,
		WriteTimeout: 15 * time.Second,
		ReadTimeout:  15 * time.Second,
	}

	log.Printf("\nListening on %v\n", portnum)
	log.Printf("\n:: getwtxt %v Started :: %v ::\n\n", Vers, time.Now().Format(time.RFC3339))
	errLog("", server.ListenAndServe())

	closeLog <- true
}