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Copy pathpushpull.cpp
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Copy pathpushpull.cpp
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executable file
·396 lines (379 loc) · 10.7 KB
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/*
* Exposes push and pull.
*/
#include "stdafx.h"
static int FetchHeadForeach(const char *ref,
const char *url,
const git_oid *oid,
unsigned int is_merge,
void *payload)
{
LGitLog(" ! FetchHeadForeach ref %s url %s merge %d\n", ref, url, is_merge);
if (is_merge != 0) {
git_oid *this_oid = (git_oid*)payload;
memcpy(this_oid, oid, sizeof(git_oid));
}
return 0;
}
static SCCRTN LGitPullMerge(LGitContext *ctx, HWND hwnd)
{
SCCRTN ret = SCC_OK;
git_oid oid;
git_annotated_commit *ann_remote_head = NULL;
int rc;
LGitLog("**LGitPullMerge** Context=%p\n", ctx);
/* XXX: Can this return multiple? */
rc = git_repository_fetchhead_foreach(ctx->repo, FetchHeadForeach, &oid);
switch (rc) {
case GIT_ENOTFOUND:
/* nothing to do */
goto fin;
case 0:
break;
default:
LGitLibraryError(hwnd, "git_repository_fetchhead_foreach");
ret = SCC_E_UNKNOWNERROR;
goto fin;
}
/* XXX: git_annotated_commit_from_fetchhead? */
if (git_annotated_commit_lookup(&ann_remote_head, ctx->repo, &oid) != 0) {
LGitLibraryError(hwnd, "git_annotated_commit_lookup");
ret = SCC_E_UNKNOWNERROR;
goto fin;
}
ret = LGitMerge(ctx, hwnd, ann_remote_head);
fin:
if (ann_remote_head != NULL) {
git_annotated_commit_free(ann_remote_head);
}
return ret;
}
/**
* Fetches, then optionally merges the current branch's tracking branch..
*/
SCCRTN LGitPull(LGitContext *ctx, HWND hwnd, git_remote *remote, LGitPullStrategy strategy)
{
SCCRTN ret = SCC_OK;
LGitLog("**LGitPull** Context=%p\n", ctx);
if (remote == NULL) {
LGitLog("!! Remote is null\n");
return SCC_E_UNKNOWNERROR;
}
LGitLog(" remote %s\n", git_remote_name(remote));
LGitLog(" strategy %d\n", strategy);
git_fetch_options fetch_opts;
git_fetch_options_init(&fetch_opts, GIT_FETCH_OPTIONS_VERSION);
LGitInitRemoteCallbacks(ctx, hwnd, &fetch_opts.callbacks);
LGitProgressInit(ctx, "Fetching from Remote", 0);
LGitProgressStart(ctx, hwnd, TRUE);
/*
* XXX: this will pull everything from the remote without a refspec. this
* might be slow for big repositories with lots of references.
*/
int rc = git_remote_fetch(remote, NULL, &fetch_opts, NULL);
LGitProgressDeinit(ctx);
if (rc != 0) {
LGitLibraryError(hwnd, "git_remote_pull");
ret = SCC_E_UNKNOWNERROR;
goto fin;
}
LGitProgressDeinit(ctx);
if (fetch_opts.callbacks.payload != NULL) {
free(fetch_opts.callbacks.payload);
}
if (strategy == LGPS_FETCH) {
goto fin;
}
ret = LGitPullMerge(ctx, hwnd);
fin:
return ret;
}
typedef struct _LGitPullDialogParams {
LGitContext *ctx;
/* outputs */
git_remote *remote;
char remote_name[128];
BOOL merge;
} LGitPullDialogParams;
static void InitPullView(HWND hwnd, LGitPullDialogParams* params)
{
/* First initialize remotes */
HWND remote_box = GetDlgItem(hwnd, IDC_PULL_REMOTE);
if (remote_box == NULL) {
LGitLog(" !! %x\n", GetLastError());
return;
}
LGitPopulateRemoteComboBox(hwnd, remote_box, params->ctx);
}
static BOOL LGitPullDialogValidateAndSetParams(HWND hwnd, LGitPullDialogParams* params)
{
wchar_t buf[128];
GetDlgItemTextW(hwnd, IDC_PULL_REMOTE, buf, 128);
LGitWideToUtf8(buf, params->remote_name, 128);
if (strlen(params->remote_name) == 0) {
MessageBox(hwnd,
"There was no remote given.",
"Invalid Remote", MB_ICONERROR);
return FALSE;
}
if (git_remote_lookup(¶ms->remote, params->ctx->repo, params->remote_name) != 0) {
LGitLibraryError(hwnd, "git_remote_lookup");
return FALSE;
}
params->merge = IsDlgButtonChecked(hwnd, IDC_PULL_FETCH) == BST_CHECKED;
return TRUE;
}
static BOOL CALLBACK PullDialogProc(HWND hwnd,
unsigned int iMsg,
WPARAM wParam,
LPARAM lParam)
{
LGitPullDialogParams *param;
/* TODO: We should try to derive a path from the URL until overriden */
switch (iMsg) {
case WM_INITDIALOG:
param = (LGitPullDialogParams*)lParam;
SetWindowLong(hwnd, GWL_USERDATA, (long)param); /* XXX: 64-bit... */
CheckDlgButton(hwnd, IDC_PULL_FETCH, BST_CHECKED);
InitPullView(hwnd, param);
return TRUE;
case WM_COMMAND:
param = (LGitPullDialogParams*)GetWindowLong(hwnd, GWL_USERDATA);
switch (LOWORD(wParam)) {
case IDC_PULL_MANAGE_REMOTES:
LGitShowRemoteManager(param->ctx, hwnd);
InitPullView(hwnd, param);
return TRUE;
case IDOK:
if (LGitPullDialogValidateAndSetParams(hwnd, param)) {
EndDialog(hwnd, 2);
}
return TRUE;
case IDCANCEL:
EndDialog(hwnd, 1);
return TRUE;
}
return FALSE;
default:
return FALSE;
}
}
SCCRTN LGitPullDialog(LGitContext *ctx, HWND hwnd)
{
LGitLog("**LGitPullDialog** Context=%p\n", ctx);
SCCRTN ret;
LGitPullDialogParams params;
ZeroMemory(¶ms, sizeof(LGitPullDialogParams));
params.ctx = ctx;
switch (DialogBoxParamW(ctx->dllInst,
MAKEINTRESOURCEW(IDD_PULL),
hwnd,
PullDialogProc,
(LPARAM)¶ms)) {
case 0:
case -1:
LGitLog(" ! Uh-oh, dialog error\n");
ret = SCC_E_NONSPECIFICERROR;
goto fin;
case 1:
ret = SCC_I_OPERATIONCANCELED;
goto fin;
case 2:
break;
}
ret = LGitPull(ctx, hwnd, params.remote, params.merge ? LGPS_MERGE_TO_HEAD : LGPS_FETCH);
fin:
if (params.remote != NULL) {
git_remote_free(params.remote);
}
return ret;
}
SCCRTN LGitPush(LGitContext *ctx, HWND hwnd, git_remote *remote, git_reference *ref)
{
SCCRTN ret = SCC_OK;
LGitLog("**LGitPush** Context=%p\n", ctx);
if (remote == NULL) {
LGitLog("!! Remote is null\n");
return SCC_E_UNKNOWNERROR;
}
LGitLog(" remote %s\n", git_remote_name(remote));
if (ref == NULL) {
LGitLog("!! Ref is null\n");
return SCC_E_UNKNOWNERROR;
}
const char *refspec = git_reference_symbolic_target(ref);
if (refspec == NULL) {
refspec = git_reference_name(ref);
}
LGitLog(" ref %s\n", refspec);
const git_strarray refspecs = {
(char**)&refspec,
1
};
/* now push */
git_push_options push_opts;
git_push_options_init(&push_opts, GIT_PUSH_OPTIONS_VERSION);
LGitInitRemoteCallbacks(ctx, hwnd, &push_opts.callbacks);
LGitProgressInit(ctx, "Pushing to Remote", 0);
LGitProgressStart(ctx, hwnd, TRUE);
if (git_remote_push(remote, &refspecs, &push_opts) != 0) {
LGitLibraryError(hwnd, "git_remote_push");
ret = SCC_E_UNKNOWNERROR;
}
LGitProgressDeinit(ctx);
if (push_opts.callbacks.payload != NULL) {
free(push_opts.callbacks.payload);
}
return ret;
}
typedef struct _LGitPushDialogParams {
LGitContext *ctx;
/* outputs */
git_remote *remote;
char remote_name[128];
git_reference *ref;
char refspec_name[128];
} LGitPushDialogParams;
static void InitPushView(HWND hwnd, LGitPushDialogParams* params, BOOL do_refspecs)
{
const char *name;
wchar_t name_utf16[128];
/* First initialize remotes */
HWND remote_box = GetDlgItem(hwnd, IDC_PUSH_REMOTE);
if (remote_box == NULL) {
LGitLog(" !! %x\n", GetLastError());
return;
}
LGitPopulateRemoteComboBox(hwnd, remote_box, params->ctx);
if (!do_refspecs) {
return;
}
/* Then populate refspecs */
HWND ref_box = GetDlgItem(hwnd, IDC_PUSH_REF);
LGitPopulateReferenceComboBox(hwnd, ref_box, params->ctx);
/* get the current branch, out of convenience */
git_reference *head_ref;
if (git_reference_lookup(&head_ref, params->ctx->repo, "HEAD") != 0) {
LGitLog("!! Couldn't find HEAD\n");
return;
}
name = git_reference_symbolic_target(head_ref);
if (name == NULL) {
name = git_reference_name(head_ref);
}
LGitLog(" ! Current refspec is %s\n", name);
LGitUtf8ToWide(name, name_utf16, 128);
SetWindowTextW(ref_box, name_utf16);
if (head_ref != NULL) {
git_reference_free(head_ref);
}
}
static BOOL LGitPushDialogValidateAndSetParams(HWND hwnd, LGitPushDialogParams* params)
{
wchar_t buf[128];
GetDlgItemTextW(hwnd, IDC_PUSH_REMOTE, buf, 128);
LGitWideToUtf8(buf, params->remote_name, 128);
if (strlen(params->remote_name) == 0) {
MessageBox(hwnd,
"There was no remote given.",
"Invalid Remote", MB_ICONERROR);
return FALSE;
}
if (git_remote_lookup(¶ms->remote, params->ctx->repo, params->remote_name) != 0) {
LGitLibraryError(hwnd, "git_remote_lookup");
return FALSE;
}
/* try more elaborate lookups for references */
GetDlgItemTextW(hwnd, IDC_PUSH_REF, buf, 128);
LGitWideToUtf8(buf, params->refspec_name, 128);
if (strlen(params->refspec_name) == 0) {
MessageBox(hwnd,
"There was no reference given.",
"Invalid Reference", MB_ICONERROR);
return FALSE;
}
if (git_reference_lookup(¶ms->ref, params->ctx->repo, params->refspec_name) != 0) {
if (git_reference_dwim(¶ms->ref, params->ctx->repo, params->refspec_name) != 0) {
LGitLibraryError(hwnd, "git_reference_dwim");
return FALSE;
}
}
return TRUE;
}
static BOOL CALLBACK PushDialogProc(HWND hwnd,
unsigned int iMsg,
WPARAM wParam,
LPARAM lParam)
{
LGitPushDialogParams *param;
param = (LGitPushDialogParams*)GetWindowLong(hwnd, GWL_USERDATA);
/* TODO: We should try to derive a path from the URL until overriden */
switch (iMsg) {
case WM_INITDIALOG:
param = (LGitPushDialogParams*)lParam;
SetWindowLong(hwnd, GWL_USERDATA, (long)param); /* XXX: 64-bit... */
InitPushView(hwnd, param, TRUE);
return TRUE;
case WM_COMMAND:
switch (LOWORD(wParam)) {
case IDC_PUSH_MANAGE_REMOTES:
LGitShowRemoteManager(param->ctx, hwnd);
InitPushView(hwnd, param, FALSE);
return TRUE;
case IDOK:
if (LGitPushDialogValidateAndSetParams(hwnd, param)) {
EndDialog(hwnd, 2);
}
return TRUE;
case IDCANCEL:
EndDialog(hwnd, 1);
return TRUE;
}
return FALSE;
case WM_MEASUREITEM:
if (wParam == IDC_PUSH_REF) {
return LGitMeasureIconComboBoxItem(hwnd, wParam, (MEASUREITEMSTRUCT *)lParam);
}
return FALSE;
case WM_DRAWITEM:
if (wParam == IDC_PUSH_REF) {
return LGitDrawIconComboBox(param->ctx, param->ctx->refTypeIl, hwnd, wParam, (DRAWITEMSTRUCT *)lParam);
}
return FALSE;
default:
return FALSE;
}
}
SCCRTN LGitPushDialog(LGitContext *ctx, HWND hwnd)
{
LGitLog("**LGitPushDialog** Context=%p\n", ctx);
SCCRTN ret;
LGitPushDialogParams params;
ZeroMemory(¶ms, sizeof(LGitPushDialogParams));
params.ctx = ctx;
switch (DialogBoxParamW(ctx->dllInst,
MAKEINTRESOURCEW(IDD_PUSH_UPSTAIRS),
hwnd,
PushDialogProc,
(LPARAM)¶ms)) {
case 0:
case -1:
LGitLog(" ! Uh-oh, dialog error\n");
ret = SCC_E_NONSPECIFICERROR;
goto fin;
case 1:
ret = SCC_I_OPERATIONCANCELED;
goto fin;
case 2:
break;
}
ret = LGitPush(ctx, hwnd, params.remote, params.ref);
fin:
if (params.ref != NULL) {
git_reference_free(params.ref);
}
if (params.remote != NULL) {
git_remote_free(params.remote);
}
return ret;
}
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